520016656

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{207013}}^1$

素因数の和:207178

約数の個数: 20

約数和(自身を含む): 1013954572

約数和(自身を除く): 493937916

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 207013, 414026, 828052, 1656104, 3312208, 32501041, 65002082, 130004164, 260008328, 520016656]

約数ペア:

[(1, 520016656), (2, 260008328), (4, 130004164), (8, 65002082), (16, 32501041), (157, 3312208), (314, 1656104), (628, 828052), (1256, 414026), (2512, 207013)]