18216964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1373}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 33239808

約数和(自身を除く): 15022844

約数列:

[1, 2, 4, 31, 62, 107, 124, 214, 428, 1373, 2746, 3317, 5492, 6634, 13268, 42563, 85126, 146911, 170252, 293822, 587644, 4554241, 9108482, 18216964]

約数ペア:

[(1, 18216964), (2, 9108482), (4, 4554241), (31, 587644), (62, 293822), (107, 170252), (124, 146911), (214, 85126), (428, 42563), (1373, 13268), (2746, 6634), (3317, 5492)]