81306896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{461971}}^1$

素因数の和:461990

約数の個数: 20

約数和(自身を含む): 171853584

約数和(自身を除く): 90546688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 461971, 923942, 1847884, 3695768, 5081681, 7391536, 10163362, 20326724, 40653448, 81306896]

約数ペア:

[(1, 81306896), (2, 40653448), (4, 20326724), (8, 10163362), (11, 7391536), (16, 5081681), (22, 3695768), (44, 1847884), (88, 923942), (176, 461971)]