20295418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2502

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 16718342

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 2447, 4147, 4894, 8294, 26917, 31811, 53834, 63622, 70963, 141926, 349921, 699842, 780593, 922519, 1561186, 1845038, 10147709, 20295418]

約数ペア:

[(1, 20295418), (2, 10147709), (11, 1845038), (13, 1561186), (22, 922519), (26, 780593), (29, 699842), (58, 349921), (143, 141926), (286, 70963), (319, 63622), (377, 53834), (638, 31811), (754, 26917), (2447, 8294), (4147, 4894)]