20781684016

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{1063}}^1\times {\mathrm{1627}}^1$

素因数の和:3449

約数の個数: 40

約数和(自身を含む): 40380859904

約数和(自身を除く): 19599175888

約数列:

[1, 2, 4, 8, 16, 751, 1063, 1502, 1627, 2126, 3004, 3254, 4252, 6008, 6508, 8504, 12016, 13016, 17008, 26032, 798313, 1221877, 1596626, 1729501, 2443754, 3193252, 3459002, 4887508, 6386504, 6918004, 9775016, 12773008, 13836008, 19550032, 27672016, 1298855251, 2597710502, 5195421004, 10390842008, 20781684016]

約数ペア:

[(1, 20781684016), (2, 10390842008), (4, 5195421004), (8, 2597710502), (16, 1298855251), (751, 27672016), (1063, 19550032), (1502, 13836008), (1627, 12773008), (2126, 9775016), (3004, 6918004), (3254, 6386504), (4252, 4887508), (6008, 3459002), (6508, 3193252), (8504, 2443754), (12016, 1729501), (13016, 1596626), (17008, 1221877), (26032, 798313)]