19850558

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3761}}^1$

素因数の和:3812

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18070402

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3761, 5278, 7522, 26327, 48893, 52654, 97786, 109069, 218138, 342251, 684502, 763483, 1417897, 1526966, 2835794, 9925279, 19850558]

約数ペア:

[(1, 19850558), (2, 9925279), (7, 2835794), (13, 1526966), (14, 1417897), (26, 763483), (29, 684502), (58, 342251), (91, 218138), (182, 109069), (203, 97786), (377, 52654), (406, 48893), (754, 26327), (2639, 7522), (3761, 5278)]