20173957390

素因数分解:

$2^1\times 5^1\times {\mathrm{373661}}^1\times {\mathrm{5399}}^1$

素因数の和:379067

約数の個数: 16

約数和(自身を含む): 36319946400

約数和(自身を除く): 16145989010

約数列:

[1, 2, 5, 10, 5399, 10798, 26995, 53990, 373661, 747322, 1868305, 3736610, 2017395739, 4034791478, 10086978695, 20173957390]

約数ペア:

[(1, 20173957390), (2, 10086978695), (5, 4034791478), (10, 2017395739), (5399, 3736610), (10798, 1868305), (26995, 747322), (53990, 373661)]