18691430615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3517}}^1\times {\mathrm{7433}}^1$

素因数の和:10979

約数の個数: 32

約数和(自身を含む): 26362034496

約数和(自身を除く): 7670603881

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3517, 7433, 17585, 37165, 38687, 45721, 81763, 96629, 193435, 228605, 408815, 483145, 502931, 1062919, 2514655, 5314595, 26141861, 130709305, 287560471, 339844193, 1437802355, 1699220965, 3738286123, 18691430615]

約数ペア:

[(1, 18691430615), (5, 3738286123), (11, 1699220965), (13, 1437802355), (55, 339844193), (65, 287560471), (143, 130709305), (715, 26141861), (3517, 5314595), (7433, 2514655), (17585, 1062919), (37165, 502931), (38687, 483145), (45721, 408815), (81763, 228605), (96629, 193435)]