201620103988

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{808693}}^1$

素因数の和:809251

約数の個数: 24

約数和(自身を含む): 355977394472

約数和(自身を除く): 154357290484

約数列:

[1, 2, 4, 157, 314, 397, 628, 794, 1588, 62329, 124658, 249316, 808693, 1617386, 3234772, 126964801, 253929602, 321051121, 507859204, 642102242, 1284204484, 50405025997, 100810051994, 201620103988]

約数ペア:

[(1, 201620103988), (2, 100810051994), (4, 50405025997), (157, 1284204484), (314, 642102242), (397, 507859204), (628, 321051121), (794, 253929602), (1588, 126964801), (62329, 3234772), (124658, 1617386), (249316, 808693)]