90957916

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20177}}^1$

素因数の和:20218

約数の個数: 36

約数和(自身を含む): 193224528

約数和(自身を除く): 102266612

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 20177, 40354, 80708, 141239, 282478, 464071, 564956, 928142, 988673, 1856284, 1977346, 3248497, 3954692, 6496994, 12993988, 22739479, 45478958, 90957916]

約数ペア:

[(1, 90957916), (2, 45478958), (4, 22739479), (7, 12993988), (14, 6496994), (23, 3954692), (28, 3248497), (46, 1977346), (49, 1856284), (92, 988673), (98, 928142), (161, 564956), (196, 464071), (322, 282478), (644, 141239), (1127, 80708), (2254, 40354), (4508, 20177)]