19478836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12917}}^1$

素因数の和:12963

約数の個数: 24

約数和(自身を含む): 37978920

約数和(自身を除く): 18500084

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12917, 25834, 51668, 167921, 335842, 374593, 671684, 749186, 1498372, 4869709, 9739418, 19478836]

約数ペア:

[(1, 19478836), (2, 9739418), (4, 4869709), (13, 1498372), (26, 749186), (29, 671684), (52, 374593), (58, 335842), (116, 167921), (377, 51668), (754, 25834), (1508, 12917)]