2051257708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{197009}}^1$

素因数の和:197169

約数の個数: 24

約数和(自身を含む): 3806233200

約数和(自身を除く): 1754975492

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 5206, 10412, 197009, 394018, 788036, 3743171, 7486342, 14972684, 26990233, 53980466, 107960932, 512814427, 1025628854, 2051257708]

約数ペア:

[(1, 2051257708), (2, 1025628854), (4, 512814427), (19, 107960932), (38, 53980466), (76, 26990233), (137, 14972684), (274, 7486342), (548, 3743171), (2603, 788036), (5206, 394018), (10412, 197009)]