18954675

素因数分解:

$3^3\times 5^2\times {\mathrm{28081}}^1$

素因数の和:28100

約数の個数: 24

約数和(自身を含む): 34821680

約数和(自身を除く): 15867005

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 28081, 84243, 140405, 252729, 421215, 702025, 758187, 1263645, 2106075, 3790935, 6318225, 18954675]

約数ペア:

[(1, 18954675), (3, 6318225), (5, 3790935), (9, 2106075), (15, 1263645), (25, 758187), (27, 702025), (45, 421215), (75, 252729), (135, 140405), (225, 84243), (675, 28081)]