20228635

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1601}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 29297376

約数和(自身を除く): 9068741

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1601, 1805, 2527, 8005, 11207, 12635, 30419, 56035, 152095, 212933, 577961, 1064665, 2889805, 4045727, 20228635]

約数ペア:

[(1, 20228635), (5, 4045727), (7, 2889805), (19, 1064665), (35, 577961), (95, 212933), (133, 152095), (361, 56035), (665, 30419), (1601, 12635), (1805, 11207), (2527, 8005)]