13128464

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{1949}}^1$

素因数の和:2378

約数の個数: 20

約数和(自身を含む): 25509900

約数和(自身を除く): 12381436

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 1949, 3368, 3898, 6736, 7796, 15592, 31184, 820529, 1641058, 3282116, 6564232, 13128464]

約数ペア:

[(1, 13128464), (2, 6564232), (4, 3282116), (8, 1641058), (16, 820529), (421, 31184), (842, 15592), (1684, 7796), (1949, 6736), (3368, 3898)]