39966736

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{18233}}^1$

素因数の和:18378

約数の個数: 20

約数和(自身を含む): 78005052

約数和(自身を除く): 38038316

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 18233, 36466, 72932, 145864, 291728, 2497921, 4995842, 9991684, 19983368, 39966736]

約数ペア:

[(1, 39966736), (2, 19983368), (4, 9991684), (8, 4995842), (16, 2497921), (137, 291728), (274, 145864), (548, 72932), (1096, 36466), (2192, 18233)]