20123773341

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2450831}}^1$

素因数の和:2450881

約数の個数: 32

約数和(自身を含む): 33880301568

約数和(自身を除く): 13756528227

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 2450831, 7352493, 17155817, 41664127, 51467451, 56369113, 124992381, 169107339, 291648889, 394583791, 874946667, 958274921, 1183751373, 2874824763, 6707924447, 20123773341]

約数ペア:

[(1, 20123773341), (3, 6707924447), (7, 2874824763), (17, 1183751373), (21, 958274921), (23, 874946667), (51, 394583791), (69, 291648889), (119, 169107339), (161, 124992381), (357, 56369113), (391, 51467451), (483, 41664127), (1173, 17155817), (2737, 7352493), (8211, 2450831)]