20393696

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14821}}^1$

素因数の和:14874

約数の個数: 24

約数和(自身を含む): 41086584

約数和(自身を除く): 20692888

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14821, 29642, 59284, 118568, 237136, 474272, 637303, 1274606, 2549212, 5098424, 10196848, 20393696]

約数ペア:

[(1, 20393696), (2, 10196848), (4, 5098424), (8, 2549212), (16, 1274606), (32, 637303), (43, 474272), (86, 237136), (172, 118568), (344, 59284), (688, 29642), (1376, 14821)]