12949988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 24168312

約数和(自身を除く): 11218324

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 628, 1213, 2426, 2669, 4852, 5338, 10676, 20621, 41242, 82484, 190441, 380882, 761764, 3237497, 6474994, 12949988]

約数ペア:

[(1, 12949988), (2, 6474994), (4, 3237497), (17, 761764), (34, 380882), (68, 190441), (157, 82484), (314, 41242), (628, 20621), (1213, 10676), (2426, 5338), (2669, 4852)]