20163779336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{8537}}^1$

素因数の和:8982

約数の個数: 64

約数和(自身を含む): 40879944000

約数和(自身を除く): 20716164664

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 379, 758, 779, 1516, 1558, 3032, 3116, 6232, 7201, 8537, 14402, 15539, 17074, 28804, 31078, 34148, 57608, 62156, 68296, 124312, 162203, 295241, 324406, 350017, 590482, 648812, 700034, 1180964, 1297624, 1400068, 2361928, 2800136, 3235523, 6471046, 6650323, 12942092, 13300646, 25884184, 26601292, 53202584, 61474937, 122949874, 132656443, 245899748, 265312886, 491799496, 530625772, 1061251544, 2520472417, 5040944834, 10081889668, 20163779336]

約数ペア:

[(1, 20163779336), (2, 10081889668), (4, 5040944834), (8, 2520472417), (19, 1061251544), (38, 530625772), (41, 491799496), (76, 265312886), (82, 245899748), (152, 132656443), (164, 122949874), (328, 61474937), (379, 53202584), (758, 26601292), (779, 25884184), (1516, 13300646), (1558, 12942092), (3032, 6650323), (3116, 6471046), (6232, 3235523), (7201, 2800136), (8537, 2361928), (14402, 1400068), (15539, 1297624), (17074, 1180964), (28804, 700034), (31078, 648812), (34148, 590482), (57608, 350017), (62156, 324406), (68296, 295241), (124312, 162203)]