20802042632

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{954923}}^1$

素因数の和:955325

約数の個数: 32

約数和(自身を含む): 44690443200

約数和(自身を除く): 23888400568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1556, 2723, 3112, 5446, 10892, 21784, 954923, 1909846, 3819692, 6684461, 7639384, 13368922, 26737844, 53475688, 371465047, 742930094, 1485860188, 2600255329, 2971720376, 5200510658, 10401021316, 20802042632]

約数ペア:

[(1, 20802042632), (2, 10401021316), (4, 5200510658), (7, 2971720376), (8, 2600255329), (14, 1485860188), (28, 742930094), (56, 371465047), (389, 53475688), (778, 26737844), (1556, 13368922), (2723, 7639384), (3112, 6684461), (5446, 3819692), (10892, 1909846), (21784, 954923)]