19000089

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{1847}}^1$

素因数の和:1986

約数の個数: 20

約数和(自身を含む): 28621824

約数和(自身を除く): 9621735

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 1847, 3429, 5541, 10287, 16623, 49869, 149607, 234569, 703707, 2111121, 6333363, 19000089]

約数ペア:

[(1, 19000089), (3, 6333363), (9, 2111121), (27, 703707), (81, 234569), (127, 149607), (381, 49869), (1143, 16623), (1847, 10287), (3429, 5541)]