18787284

素因数分解:

$2^2\times 3^2\times {\mathrm{521869}}^1$

素因数の和:521879

約数の個数: 18

約数和(自身を含む): 47490170

約数和(自身を除く): 28702886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521869, 1043738, 1565607, 2087476, 3131214, 4696821, 6262428, 9393642, 18787284]

約数ペア:

[(1, 18787284), (2, 9393642), (3, 6262428), (4, 4696821), (6, 3131214), (9, 2087476), (12, 1565607), (18, 1043738), (36, 521869)]