20222657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 26342400

約数和(自身を除く): 6119743

約数列:

[1, 7, 13, 29, 79, 91, 97, 203, 377, 553, 679, 1027, 1261, 2291, 2639, 2813, 7189, 7663, 8827, 16037, 19691, 29783, 36569, 53641, 99619, 208481, 222227, 255983, 697333, 1555589, 2888951, 20222657]

約数ペア:

[(1, 20222657), (7, 2888951), (13, 1555589), (29, 697333), (79, 255983), (91, 222227), (97, 208481), (203, 99619), (377, 53641), (553, 36569), (679, 29783), (1027, 19691), (1261, 16037), (2291, 8827), (2639, 7663), (2813, 7189)]