20087935556

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 42750892800

約数和(自身を除く): 22662957244

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 53, 59, 68, 86, 106, 118, 169, 172, 212, 221, 236, 338, 442, 559, 676, 689, 731, 767, 884, 901, 1003, 1118, 1378, 1462, 1534, 1802, 2006, 2197, 2236, 2279, 2537, 2756, 2873, 2924, 3068, 3127, 3604, 4012, 4394, 4558, 5074, 5746, 6254, 7267, 8788, 8957, 9116, 9503, 9971, 10148, 11492, 11713, 12508, 13039, 14534, 17914, 19006, 19942, 23426, 26078, 29068, 29627, 32981, 35828, 37349, 38012, 38743, 39884, 40651, 43129, 46852, 52156, 53159, 59254, 65962, 74698, 77486, 81302, 86258, 94471, 106318, 116441, 118508, 123539, 129623, 131924, 134461, 149396, 152269, 154972, 162604, 169507, 172516, 188942, 212636, 232882, 247078, 259246, 268922, 304538, 339014, 377884, 385151, 428753, 465764, 494156, 503659, 518492, 528463, 537844, 560677, 609076, 678028, 691067, 770302, 857506, 1007318, 1056926, 1121354, 1382134, 1540604, 1606007, 1715012, 1747993, 1979497, 2014636, 2113852, 2203591, 2242708, 2285837, 2764268, 3212014, 3495986, 3958994, 4407182, 4571674, 5006963, 5573789, 6424028, 6547567, 6870019, 6991972, 7288801, 7917988, 8814364, 8983871, 9143348, 10013926, 11147578, 13095134, 13740038, 14577602, 17967742, 20027852, 22295156, 22723909, 26190268, 27480076, 29155204, 29715881, 35935484, 45447818, 59431762, 85118371, 90895636, 94754413, 116790323, 118863524, 170236742, 189508826, 233580646, 295410817, 340473484, 379017652, 386306453, 467161292, 590821634, 772612906, 1181643268, 1545225812, 5021983889, 10043967778, 20087935556]

約数ペア:

[(1, 20087935556), (2, 10043967778), (4, 5021983889), (13, 1545225812), (17, 1181643268), (26, 772612906), (34, 590821634), (43, 467161292), (52, 386306453), (53, 379017652), (59, 340473484), (68, 295410817), (86, 233580646), (106, 189508826), (118, 170236742), (169, 118863524), (172, 116790323), (212, 94754413), (221, 90895636), (236, 85118371), (338, 59431762), (442, 45447818), (559, 35935484), (676, 29715881), (689, 29155204), (731, 27480076), (767, 26190268), (884, 22723909), (901, 22295156), (1003, 20027852), (1118, 17967742), (1378, 14577602), (1462, 13740038), (1534, 13095134), (1802, 11147578), (2006, 10013926), (2197, 9143348), (2236, 8983871), (2279, 8814364), (2537, 7917988), (2756, 7288801), (2873, 6991972), (2924, 6870019), (3068, 6547567), (3127, 6424028), (3604, 5573789), (4012, 5006963), (4394, 4571674), (4558, 4407182), (5074, 3958994), (5746, 3495986), (6254, 3212014), (7267, 2764268), (8788, 2285837), (8957, 2242708), (9116, 2203591), (9503, 2113852), (9971, 2014636), (10148, 1979497), (11492, 1747993), (11713, 1715012), (12508, 1606007), (13039, 1540604), (14534, 1382134), (17914, 1121354), (19006, 1056926), (19942, 1007318), (23426, 857506), (26078, 770302), (29068, 691067), (29627, 678028), (32981, 609076), (35828, 560677), (37349, 537844), (38012, 528463), (38743, 518492), (39884, 503659), (40651, 494156), (43129, 465764), (46852, 428753), (52156, 385151), (53159, 377884), (59254, 339014), (65962, 304538), (74698, 268922), (77486, 259246), (81302, 247078), (86258, 232882), (94471, 212636), (106318, 188942), (116441, 172516), (118508, 169507), (123539, 162604), (129623, 154972), (131924, 152269), (134461, 149396)]