20199871294

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{26263}}^1$

素因数の和:26532

約数の個数: 32

約数和(自身を含む): 31910760000

約数和(自身を除く): 11710888706

約数列:

[1, 2, 29, 58, 89, 149, 178, 298, 2581, 4321, 5162, 8642, 13261, 26263, 26522, 52526, 384569, 761627, 769138, 1523254, 2337407, 3913187, 4674814, 7826374, 67784803, 113482423, 135569606, 226964846, 348273643, 696547286, 10099935647, 20199871294]

約数ペア:

[(1, 20199871294), (2, 10099935647), (29, 696547286), (58, 348273643), (89, 226964846), (149, 135569606), (178, 113482423), (298, 67784803), (2581, 7826374), (4321, 4674814), (5162, 3913187), (8642, 2337407), (13261, 1523254), (26263, 769138), (26522, 761627), (52526, 384569)]