20125479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 30670848

約数和(自身を除く): 10545369

約数列:

[1, 3, 11, 31, 33, 93, 103, 191, 309, 341, 573, 1023, 1133, 2101, 3193, 3399, 5921, 6303, 9579, 17763, 19673, 35123, 59019, 65131, 105369, 195393, 216403, 609863, 649209, 1829589, 6708493, 20125479]

約数ペア:

[(1, 20125479), (3, 6708493), (11, 1829589), (31, 649209), (33, 609863), (93, 216403), (103, 195393), (191, 105369), (309, 65131), (341, 59019), (573, 35123), (1023, 19673), (1133, 17763), (2101, 9579), (3193, 6303), (3399, 5921)]