20196288728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{2767}}^1$

素因数の和:2866

約数の個数: 192

約数和(自身を含む): 51394452480

約数和(自身を除く): 31198163752

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 41, 44, 56, 68, 77, 82, 88, 119, 136, 154, 164, 187, 238, 287, 289, 308, 328, 374, 451, 476, 574, 578, 616, 697, 748, 902, 952, 1148, 1156, 1309, 1394, 1496, 1804, 2023, 2296, 2312, 2618, 2767, 2788, 3157, 3179, 3608, 4046, 4879, 5236, 5534, 5576, 6314, 6358, 7667, 8092, 9758, 10472, 11068, 11849, 12628, 12716, 15334, 16184, 19369, 19516, 22136, 22253, 23698, 25256, 25432, 30437, 30668, 38738, 39032, 44506, 47039, 47396, 53669, 60874, 61336, 77476, 82943, 89012, 94078, 94792, 107338, 113447, 121748, 130339, 154952, 165886, 178024, 188156, 213059, 214676, 226894, 243496, 260678, 329273, 331772, 376312, 426118, 429352, 453788, 517429, 521356, 658546, 663544, 794129, 799663, 852236, 907576, 912373, 1034858, 1042712, 1247917, 1317092, 1588258, 1599326, 1704472, 1824746, 1928599, 2069716, 2495834, 2634184, 3176516, 3198652, 3622003, 3649492, 3857198, 4139432, 4991668, 5597641, 6353032, 6397304, 7244006, 7298984, 7714396, 8735419, 8796293, 9983336, 11195282, 13500193, 14488012, 15428792, 17470838, 17592586, 21214589, 22390564, 27000386, 28976024, 32786183, 34941676, 35185172, 42429178, 44781128, 54000772, 61574051, 65572366, 69883352, 70370344, 84858356, 108001544, 123148102, 131144732, 148502123, 169716712, 229503281, 246296204, 262289464, 297004246, 360648013, 459006562, 492592408, 594008492, 721296026, 918013124, 1188016984, 1442592052, 1836026248, 2524536091, 2885184104, 5049072182, 10098144364, 20196288728]

約数ペア:

[(1, 20196288728), (2, 10098144364), (4, 5049072182), (7, 2885184104), (8, 2524536091), (11, 1836026248), (14, 1442592052), (17, 1188016984), (22, 918013124), (28, 721296026), (34, 594008492), (41, 492592408), (44, 459006562), (56, 360648013), (68, 297004246), (77, 262289464), (82, 246296204), (88, 229503281), (119, 169716712), (136, 148502123), (154, 131144732), (164, 123148102), (187, 108001544), (238, 84858356), (287, 70370344), (289, 69883352), (308, 65572366), (328, 61574051), (374, 54000772), (451, 44781128), (476, 42429178), (574, 35185172), (578, 34941676), (616, 32786183), (697, 28976024), (748, 27000386), (902, 22390564), (952, 21214589), (1148, 17592586), (1156, 17470838), (1309, 15428792), (1394, 14488012), (1496, 13500193), (1804, 11195282), (2023, 9983336), (2296, 8796293), (2312, 8735419), (2618, 7714396), (2767, 7298984), (2788, 7244006), (3157, 6397304), (3179, 6353032), (3608, 5597641), (4046, 4991668), (4879, 4139432), (5236, 3857198), (5534, 3649492), (5576, 3622003), (6314, 3198652), (6358, 3176516), (7667, 2634184), (8092, 2495834), (9758, 2069716), (10472, 1928599), (11068, 1824746), (11849, 1704472), (12628, 1599326), (12716, 1588258), (15334, 1317092), (16184, 1247917), (19369, 1042712), (19516, 1034858), (22136, 912373), (22253, 907576), (23698, 852236), (25256, 799663), (25432, 794129), (30437, 663544), (30668, 658546), (38738, 521356), (39032, 517429), (44506, 453788), (47039, 429352), (47396, 426118), (53669, 376312), (60874, 331772), (61336, 329273), (77476, 260678), (82943, 243496), (89012, 226894), (94078, 214676), (94792, 213059), (107338, 188156), (113447, 178024), (121748, 165886), (130339, 154952)]