20177794

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3823}}^1$

素因数の和:3874

約数の個数: 32

約数和(自身を含む): 38545920

約数和(自身を除く): 18368126

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3823, 5278, 7646, 26761, 49699, 53522, 99398, 110867, 221734, 347893, 695786, 776069, 1441271, 1552138, 2882542, 10088897, 20177794]

約数ペア:

[(1, 20177794), (2, 10088897), (7, 2882542), (13, 1552138), (14, 1441271), (26, 776069), (29, 695786), (58, 347893), (91, 221734), (182, 110867), (203, 99398), (377, 53522), (406, 49699), (754, 26761), (2639, 7646), (3823, 5278)]