18749966561

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{3671}}^1$

素因数の和:3873

約数の個数: 32

約数和(自身を含む): 20486117376

約数和(自身を除く): 1736150815

約数列:

[1, 31, 37, 61, 73, 1147, 1891, 2257, 2263, 2701, 3671, 4453, 69967, 83731, 113801, 135827, 138043, 164761, 223931, 267983, 4210637, 5107591, 6941861, 8285447, 8307473, 9915371, 16346963, 256848857, 307376501, 506755853, 604837631, 18749966561]

約数ペア:

[(1, 18749966561), (31, 604837631), (37, 506755853), (61, 307376501), (73, 256848857), (1147, 16346963), (1891, 9915371), (2257, 8307473), (2263, 8285447), (2701, 6941861), (3671, 5107591), (4453, 4210637), (69967, 267983), (83731, 223931), (113801, 164761), (135827, 138043)]