22018725

素因数分解:

$3^2\times 5^2\times {\mathrm{97861}}^1$

素因数の和:97877

約数の個数: 18

約数和(自身を含む): 39438386

約数和(自身を除く): 17419661

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 97861, 293583, 489305, 880749, 1467915, 2446525, 4403745, 7339575, 22018725]

約数ペア:

[(1, 22018725), (3, 7339575), (5, 4403745), (9, 2446525), (15, 1467915), (25, 880749), (45, 489305), (75, 293583), (225, 97861)]