20346695

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{881}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 25401600

約数和(自身を除く): 5054905

約数列:

[1, 5, 31, 149, 155, 745, 881, 4405, 4619, 23095, 27311, 131269, 136555, 656345, 4069339, 20346695]

約数ペア:

[(1, 20346695), (5, 4069339), (31, 656345), (149, 136555), (155, 131269), (745, 27311), (881, 23095), (4405, 4619)]