18169738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12923}}^1$

素因数の和:12981

約数の個数: 16

約数和(自身を含む): 29466720

約数和(自身を除く): 11296982

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 12923, 25846, 245537, 478151, 491074, 956302, 9084869, 18169738]

約数ペア:

[(1, 18169738), (2, 9084869), (19, 956302), (37, 491074), (38, 478151), (74, 245537), (703, 25846), (1406, 12923)]