20710778686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1\times {\mathrm{4457}}^1$

素因数の和:5356

約数の個数: 32

約数和(自身を含む): 33629083488

約数和(自身を除く): 12918304802

約数列:

[1, 2, 13, 26, 313, 571, 626, 1142, 4069, 4457, 7423, 8138, 8914, 14846, 57941, 115882, 178723, 357446, 1395041, 2323399, 2544947, 2790082, 4646798, 5089894, 18135533, 33084311, 36271066, 66168622, 796568411, 1593136822, 10355389343, 20710778686]

約数ペア:

[(1, 20710778686), (2, 10355389343), (13, 1593136822), (26, 796568411), (313, 66168622), (571, 36271066), (626, 33084311), (1142, 18135533), (4069, 5089894), (4457, 4646798), (7423, 2790082), (8138, 2544947), (8914, 2323399), (14846, 1395041), (57941, 357446), (115882, 178723)]