64219216

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{56531}}^1$

素因数の和:56610

約数の個数: 20

約数和(自身を含む): 126179424

約数和(自身を除く): 61960208

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 56531, 113062, 226124, 452248, 904496, 4013701, 8027402, 16054804, 32109608, 64219216]

約数ペア:

[(1, 64219216), (2, 32109608), (4, 16054804), (8, 8027402), (16, 4013701), (71, 904496), (142, 452248), (284, 226124), (568, 113062), (1136, 56531)]