18930965

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 23417856

約数和(自身を除く): 4486891

約数列:

[1, 5, 43, 191, 215, 461, 955, 2305, 8213, 19823, 41065, 88051, 99115, 440255, 3786193, 18930965]

約数ペア:

[(1, 18930965), (5, 3786193), (43, 440255), (191, 99115), (215, 88051), (461, 41065), (955, 19823), (2305, 8213)]