20124471

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5503}}^1$

素因数の和:5582

約数の個数: 16

約数和(自身を含む): 28532736

約数和(自身を除く): 8408265

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5503, 16509, 126569, 291659, 379707, 874977, 6708157, 20124471]

約数ペア:

[(1, 20124471), (3, 6708157), (23, 874977), (53, 379707), (69, 291659), (159, 126569), (1219, 16509), (3657, 5503)]