20456624

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12413}}^1$

素因数の和:12524

約数の個数: 20

約数和(自身を含む): 40022736

約数和(自身を除く): 19566112

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12413, 24826, 49652, 99304, 198608, 1278539, 2557078, 5114156, 10228312, 20456624]

約数ペア:

[(1, 20456624), (2, 10228312), (4, 5114156), (8, 2557078), (16, 1278539), (103, 198608), (206, 99304), (412, 49652), (824, 24826), (1648, 12413)]