13005008

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{7457}}^1$

素因数の和:7574

約数の個数: 20

約数和(自身を含む): 25431780

約数和(自身を除く): 12426772

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 7457, 14914, 29828, 59656, 119312, 812813, 1625626, 3251252, 6502504, 13005008]

約数ペア:

[(1, 13005008), (2, 6502504), (4, 3251252), (8, 1625626), (16, 812813), (109, 119312), (218, 59656), (436, 29828), (872, 14914), (1744, 7457)]