20161816580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32519059}}^1$

素因数の和:32519099

約数の個数: 24

約数和(自身を含む): 43705616640

約数和(自身を除く): 23543800060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32519059, 65038118, 130076236, 162595295, 325190590, 650381180, 1008090829, 2016181658, 4032363316, 5040454145, 10080908290, 20161816580]

約数ペア:

[(1, 20161816580), (2, 10080908290), (4, 5040454145), (5, 4032363316), (10, 2016181658), (20, 1008090829), (31, 650381180), (62, 325190590), (124, 162595295), (155, 130076236), (310, 65038118), (620, 32519059)]