19872110

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6473}}^1$

素因数の和:6787

約数の個数: 16

約数和(自身を含む): 35891856

約数和(自身を除く): 16019746

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 6473, 12946, 32365, 64730, 1987211, 3974422, 9936055, 19872110]

約数ペア:

[(1, 19872110), (2, 9936055), (5, 3974422), (10, 1987211), (307, 64730), (614, 32365), (1535, 12946), (3070, 6473)]