20175897670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1\times {\mathrm{80681}}^1$

素因数の和:82176

約数の個数: 32

約数和(自身を含む): 38479504896

約数和(自身を除く): 18303607226

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1471, 2942, 7355, 14710, 25007, 50014, 80681, 125035, 161362, 250070, 403405, 806810, 1371577, 2743154, 6857885, 13715770, 118681751, 237363502, 593408755, 1186817510, 2017589767, 4035179534, 10087948835, 20175897670]

約数ペア:

[(1, 20175897670), (2, 10087948835), (5, 4035179534), (10, 2017589767), (17, 1186817510), (34, 593408755), (85, 237363502), (170, 118681751), (1471, 13715770), (2942, 6857885), (7355, 2743154), (14710, 1371577), (25007, 806810), (50014, 403405), (80681, 250070), (125035, 161362)]