12400426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7589}}^1$

素因数の和:7653

約数の個数: 16

約数和(自身を含む): 20037600

約数和(自身を除く): 7637174

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 7589, 15178, 144191, 288382, 326327, 652654, 6200213, 12400426]

約数ペア:

[(1, 12400426), (2, 6200213), (19, 652654), (38, 326327), (43, 288382), (86, 144191), (817, 15178), (1634, 7589)]