19404856

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{7901}}^1$

素因数の和:8214

約数の個数: 16

約数和(自身を含む): 36507240

約数和(自身を除く): 17102384

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 7901, 15802, 31604, 63208, 2425607, 4851214, 9702428, 19404856]

約数ペア:

[(1, 19404856), (2, 9702428), (4, 4851214), (8, 2425607), (307, 63208), (614, 31604), (1228, 15802), (2456, 7901)]