31276912

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{12451}}^1$

素因数の和:12616

約数の個数: 20

約数和(自身を含む): 60989896

約数和(自身を除く): 29712984

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 12451, 24902, 49804, 99608, 199216, 1954807, 3909614, 7819228, 15638456, 31276912]

約数ペア:

[(1, 31276912), (2, 15638456), (4, 7819228), (8, 3909614), (16, 1954807), (157, 199216), (314, 99608), (628, 49804), (1256, 24902), (2512, 12451)]