20698142

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7103}}^1$

素因数の和:7183

約数の個数: 16

約数和(自身を含む): 32735232

約数和(自身を除く): 12037090

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7103, 14206, 220193, 333841, 440386, 667682, 10349071, 20698142]

約数ペア:

[(1, 20698142), (2, 10349071), (31, 667682), (47, 440386), (62, 333841), (94, 220193), (1457, 14206), (2914, 7103)]