20019454

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3793}}^1$

素因数の和:3844

約数の個数: 32

約数和(自身を含む): 38243520

約数和(自身を除く): 18224066

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3793, 5278, 7586, 26551, 49309, 53102, 98618, 109997, 219994, 345163, 690326, 769979, 1429961, 1539958, 2859922, 10009727, 20019454]

約数ペア:

[(1, 20019454), (2, 10009727), (7, 2859922), (13, 1539958), (14, 1429961), (26, 769979), (29, 690326), (58, 345163), (91, 219994), (182, 109997), (203, 98618), (377, 53102), (406, 49309), (754, 26551), (2639, 7586), (3793, 5278)]