20131382020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32469971}}^1$

素因数の和:32470011

約数の個数: 24

約数和(自身を含む): 43639642368

約数和(自身を除く): 23508260348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32469971, 64939942, 129879884, 162349855, 324699710, 649399420, 1006569101, 2013138202, 4026276404, 5032845505, 10065691010, 20131382020]

約数ペア:

[(1, 20131382020), (2, 10065691010), (4, 5032845505), (5, 4026276404), (10, 2013138202), (20, 1006569101), (31, 649399420), (62, 324699710), (124, 162349855), (155, 129879884), (310, 64939942), (620, 32469971)]