20422168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11551}}^1$

素因数の和:11587

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 23244392

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11551, 23102, 46204, 92408, 150163, 196367, 300326, 392734, 600652, 785468, 1201304, 1570936, 2552771, 5105542, 10211084, 20422168]

約数ペア:

[(1, 20422168), (2, 10211084), (4, 5105542), (8, 2552771), (13, 1570936), (17, 1201304), (26, 785468), (34, 600652), (52, 392734), (68, 300326), (104, 196367), (136, 150163), (221, 92408), (442, 46204), (884, 23102), (1768, 11551)]