18902295

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 33849600

約数和(自身を除く): 14947305

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 859, 1467, 2445, 2577, 4295, 4401, 7335, 7731, 12885, 22005, 23193, 38655, 115965, 140017, 420051, 700085, 1260153, 2100255, 3780459, 6300765, 18902295]

約数ペア:

[(1, 18902295), (3, 6300765), (5, 3780459), (9, 2100255), (15, 1260153), (27, 700085), (45, 420051), (135, 140017), (163, 115965), (489, 38655), (815, 23193), (859, 22005), (1467, 12885), (2445, 7731), (2577, 7335), (4295, 4401)]