19529126488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1\times {\mathrm{2017}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 38680701120

約数和(自身を除く): 19151574632

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 521, 808, 1042, 2017, 2084, 2323, 4034, 4168, 4646, 8068, 9292, 11983, 16136, 18584, 23966, 46391, 47932, 52621, 92782, 95864, 105242, 185564, 203717, 210484, 371128, 407434, 420968, 814868, 1050857, 1210283, 1629736, 2101714, 2420566, 4203428, 4685491, 4841132, 8406856, 9370982, 9682264, 18741964, 24169711, 37483928, 48339422, 96678844, 106136557, 193357688, 212273114, 424546228, 849092456, 2441140811, 4882281622, 9764563244, 19529126488]

約数ペア:

[(1, 19529126488), (2, 9764563244), (4, 4882281622), (8, 2441140811), (23, 849092456), (46, 424546228), (92, 212273114), (101, 193357688), (184, 106136557), (202, 96678844), (404, 48339422), (521, 37483928), (808, 24169711), (1042, 18741964), (2017, 9682264), (2084, 9370982), (2323, 8406856), (4034, 4841132), (4168, 4685491), (4646, 4203428), (8068, 2420566), (9292, 2101714), (11983, 1629736), (16136, 1210283), (18584, 1050857), (23966, 814868), (46391, 420968), (47932, 407434), (52621, 371128), (92782, 210484), (95864, 203717), (105242, 185564)]