20307888968

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5051}}^1$

素因数の和:5175

約数の個数: 96

約数和(自身を含む): 42434375040

約数和(自身を除く): 22126486072

約数列:

[1, 2, 4, 8, 17, 34, 37, 47, 68, 74, 94, 136, 148, 188, 289, 296, 376, 578, 629, 799, 1156, 1258, 1598, 1739, 2312, 2516, 3196, 3478, 5032, 5051, 6392, 6956, 10102, 10693, 13583, 13912, 20204, 21386, 27166, 29563, 40408, 42772, 54332, 59126, 85544, 85867, 108664, 118252, 171734, 186887, 236504, 237397, 343468, 373774, 474794, 502571, 686936, 747548, 949588, 1005142, 1459739, 1495096, 1899176, 2010284, 2919478, 3177079, 4020568, 4035749, 5838956, 6354158, 8071498, 8783689, 11677912, 12708316, 16142996, 17567378, 25416632, 32285992, 35134756, 54010343, 68607733, 70269512, 108020686, 137215466, 149322713, 216041372, 274430932, 298645426, 432082744, 548861864, 597290852, 1194581704, 2538486121, 5076972242, 10153944484, 20307888968]

約数ペア:

[(1, 20307888968), (2, 10153944484), (4, 5076972242), (8, 2538486121), (17, 1194581704), (34, 597290852), (37, 548861864), (47, 432082744), (68, 298645426), (74, 274430932), (94, 216041372), (136, 149322713), (148, 137215466), (188, 108020686), (289, 70269512), (296, 68607733), (376, 54010343), (578, 35134756), (629, 32285992), (799, 25416632), (1156, 17567378), (1258, 16142996), (1598, 12708316), (1739, 11677912), (2312, 8783689), (2516, 8071498), (3196, 6354158), (3478, 5838956), (5032, 4035749), (5051, 4020568), (6392, 3177079), (6956, 2919478), (10102, 2010284), (10693, 1899176), (13583, 1495096), (13912, 1459739), (20204, 1005142), (21386, 949588), (27166, 747548), (29563, 686936), (40408, 502571), (42772, 474794), (54332, 373774), (59126, 343468), (85544, 237397), (85867, 236504), (108664, 186887), (118252, 171734)]