20238868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13421}}^1$

素因数の和:13467

約数の個数: 24

約数和(自身を含む): 39460680

約数和(自身を除く): 19221812

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13421, 26842, 53684, 174473, 348946, 389209, 697892, 778418, 1556836, 5059717, 10119434, 20238868]

約数ペア:

[(1, 20238868), (2, 10119434), (4, 5059717), (13, 1556836), (26, 778418), (29, 697892), (52, 389209), (58, 348946), (116, 174473), (377, 53684), (754, 26842), (1508, 13421)]