18693242

素因数分解:

$2^1\times {\mathrm{149}}^2\times {\mathrm{421}}^1$

素因数の和:721

約数の個数: 12

約数和(自身を含む): 28296366

約数和(自身を除く): 9603124

約数列:

[1, 2, 149, 298, 421, 842, 22201, 44402, 62729, 125458, 9346621, 18693242]

約数ペア:

[(1, 18693242), (2, 9346621), (149, 125458), (298, 62729), (421, 44402), (842, 22201)]