20741722

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2137}}^1$

素因数の和:2373

約数の個数: 16

約数和(自身を含む): 32634432

約数和(自身を除く): 11892710

約数列:

[1, 2, 23, 46, 211, 422, 2137, 4274, 4853, 9706, 49151, 98302, 450907, 901814, 10370861, 20741722]

約数ペア:

[(1, 20741722), (2, 10370861), (23, 901814), (46, 450907), (211, 98302), (422, 49151), (2137, 9706), (4274, 4853)]