156905968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{228061}}^1$

素因数の和:228112

約数の個数: 20

約数和(自身を含む): 311076568

約数和(自身を除く): 154170600

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 228061, 456122, 912244, 1824488, 3648976, 9806623, 19613246, 39226492, 78452984, 156905968]

約数ペア:

[(1, 156905968), (2, 78452984), (4, 39226492), (8, 19613246), (16, 9806623), (43, 3648976), (86, 1824488), (172, 912244), (344, 456122), (688, 228061)]