20952152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6947}}^1$

素因数の和:6995

約数の個数: 32

約数和(自身を含む): 43772400

約数和(自身を除く): 22820248

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6947, 13894, 27788, 55576, 90311, 180622, 201463, 361244, 402926, 722488, 805852, 1611704, 2619019, 5238038, 10476076, 20952152]

約数ペア:

[(1, 20952152), (2, 10476076), (4, 5238038), (8, 2619019), (13, 1611704), (26, 805852), (29, 722488), (52, 402926), (58, 361244), (104, 201463), (116, 180622), (232, 90311), (377, 55576), (754, 27788), (1508, 13894), (3016, 6947)]