12381656

素因数分解:

$2^3\times 7^1\times {\mathrm{221101}}^1$

素因数の和:221114

約数の個数: 16

約数和(自身を含む): 26532240

約数和(自身を除く): 14150584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 221101, 442202, 884404, 1547707, 1768808, 3095414, 6190828, 12381656]

約数ペア:

[(1, 12381656), (2, 6190828), (4, 3095414), (7, 1768808), (8, 1547707), (14, 884404), (28, 442202), (56, 221101)]