19682905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3167}}^1$

素因数の和:3296

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 6320039

約数列:

[1, 5, 11, 55, 113, 565, 1243, 3167, 6215, 15835, 34837, 174185, 357871, 1789355, 3936581, 19682905]

約数ペア:

[(1, 19682905), (5, 3936581), (11, 1789355), (55, 357871), (113, 174185), (565, 34837), (1243, 15835), (3167, 6215)]