64649392

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{39229}}^1$

素因数の和:39340

約数の個数: 20

約数和(自身を含む): 126477520

約数和(自身を除く): 61828128

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 39229, 78458, 156916, 313832, 627664, 4040587, 8081174, 16162348, 32324696, 64649392]

約数ペア:

[(1, 64649392), (2, 32324696), (4, 16162348), (8, 8081174), (16, 4040587), (103, 627664), (206, 313832), (412, 156916), (824, 78458), (1648, 39229)]