12881264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73189}}^1$

素因数の和:73208

約数の個数: 20

約数和(自身を含む): 27226680

約数和(自身を除く): 14345416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 73189, 146378, 292756, 585512, 805079, 1171024, 1610158, 3220316, 6440632, 12881264]

約数ペア:

[(1, 12881264), (2, 6440632), (4, 3220316), (8, 1610158), (11, 1171024), (16, 805079), (22, 585512), (44, 292756), (88, 146378), (176, 73189)]