20175441897

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{72221}}^1$

素因数の和:72298

約数の個数: 48

約数和(自身を含む): 31719902400

約数和(自身を除く): 11544460503

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 169, 247, 377, 507, 551, 741, 1131, 1653, 3211, 4901, 7163, 9633, 14703, 21489, 72221, 93119, 216663, 279357, 938873, 1372199, 2094409, 2816619, 4116597, 6283227, 12205349, 17838587, 27227317, 36616047, 39793771, 53515761, 81681951, 119381313, 231901631, 353955121, 517319023, 695704893, 1061865363, 1551957069, 6725147299, 20175441897]

約数ペア:

[(1, 20175441897), (3, 6725147299), (13, 1551957069), (19, 1061865363), (29, 695704893), (39, 517319023), (57, 353955121), (87, 231901631), (169, 119381313), (247, 81681951), (377, 53515761), (507, 39793771), (551, 36616047), (741, 27227317), (1131, 17838587), (1653, 12205349), (3211, 6283227), (4901, 4116597), (7163, 2816619), (9633, 2094409), (14703, 1372199), (21489, 938873), (72221, 279357), (93119, 216663)]