18997362

素因数分解:

$2^1\times 3^3\times {\mathrm{351803}}^1$

素因数の和:351814

約数の個数: 16

約数和(自身を含む): 42216480

約数和(自身を除く): 23219118

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 351803, 703606, 1055409, 2110818, 3166227, 6332454, 9498681, 18997362]

約数ペア:

[(1, 18997362), (2, 9498681), (3, 6332454), (6, 3166227), (9, 2110818), (18, 1055409), (27, 703606), (54, 351803)]