12764464

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{18553}}^1$

素因数の和:18604

約数の個数: 20

約数和(自身を含む): 25307656

約数和(自身を除く): 12543192

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 18553, 37106, 74212, 148424, 296848, 797779, 1595558, 3191116, 6382232, 12764464]

約数ペア:

[(1, 12764464), (2, 6382232), (4, 3191116), (8, 1595558), (16, 797779), (43, 296848), (86, 148424), (172, 74212), (344, 37106), (688, 18553)]