20963055

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^2\times {\mathrm{137}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 34123536

約数和(自身を除く): 13160481

約数列:

[1, 3, 5, 15, 101, 137, 303, 411, 505, 685, 1515, 2055, 10201, 13837, 30603, 41511, 51005, 69185, 153015, 207555, 1397537, 4192611, 6987685, 20963055]

約数ペア:

[(1, 20963055), (3, 6987685), (5, 4192611), (15, 1397537), (101, 207555), (137, 153015), (303, 69185), (411, 51005), (505, 41511), (685, 30603), (1515, 13837), (2055, 10201)]