20165461064

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{35963}}^1$

素因数の和:36043

約数の個数: 128

約数和(自身を含む): 49716633600

約数和(自身を除く): 29551172536

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 31, 34, 38, 56, 62, 68, 76, 119, 124, 133, 136, 152, 217, 238, 248, 266, 323, 434, 476, 527, 532, 589, 646, 868, 952, 1054, 1064, 1178, 1292, 1736, 2108, 2261, 2356, 2584, 3689, 4123, 4216, 4522, 4712, 7378, 8246, 9044, 10013, 14756, 16492, 18088, 20026, 29512, 32984, 35963, 40052, 70091, 71926, 80104, 140182, 143852, 251741, 280364, 287704, 503482, 560728, 611371, 683297, 1006964, 1114853, 1222742, 1366594, 2013928, 2229706, 2445484, 2733188, 4279597, 4459412, 4783079, 4890968, 5466376, 7803971, 8559194, 8918824, 9566158, 11616049, 15607942, 17118388, 18952501, 19132316, 21182207, 23232098, 31215884, 34236776, 37905002, 38264632, 42364414, 46464196, 62431768, 75810004, 81312343, 84728828, 92928392, 132667507, 148275449, 151620008, 162624686, 169457656, 265335014, 296550898, 325249372, 360097519, 530670028, 593101796, 650498744, 720195038, 1061340056, 1186203592, 1440390076, 2520682633, 2880780152, 5041365266, 10082730532, 20165461064]

約数ペア:

[(1, 20165461064), (2, 10082730532), (4, 5041365266), (7, 2880780152), (8, 2520682633), (14, 1440390076), (17, 1186203592), (19, 1061340056), (28, 720195038), (31, 650498744), (34, 593101796), (38, 530670028), (56, 360097519), (62, 325249372), (68, 296550898), (76, 265335014), (119, 169457656), (124, 162624686), (133, 151620008), (136, 148275449), (152, 132667507), (217, 92928392), (238, 84728828), (248, 81312343), (266, 75810004), (323, 62431768), (434, 46464196), (476, 42364414), (527, 38264632), (532, 37905002), (589, 34236776), (646, 31215884), (868, 23232098), (952, 21182207), (1054, 19132316), (1064, 18952501), (1178, 17118388), (1292, 15607942), (1736, 11616049), (2108, 9566158), (2261, 8918824), (2356, 8559194), (2584, 7803971), (3689, 5466376), (4123, 4890968), (4216, 4783079), (4522, 4459412), (4712, 4279597), (7378, 2733188), (8246, 2445484), (9044, 2229706), (10013, 2013928), (14756, 1366594), (16492, 1222742), (18088, 1114853), (20026, 1006964), (29512, 683297), (32984, 611371), (35963, 560728), (40052, 503482), (70091, 287704), (71926, 280364), (80104, 251741), (140182, 143852)]