18874770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2239}}^1$

素因数の和:2530

約数の個数: 32

約数和(自身を含む): 45480960

約数和(自身を除く): 26606190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2239, 2810, 4215, 4478, 6717, 8430, 11195, 13434, 22390, 33585, 67170, 629159, 1258318, 1887477, 3145795, 3774954, 6291590, 9437385, 18874770]

約数ペア:

[(1, 18874770), (2, 9437385), (3, 6291590), (5, 3774954), (6, 3145795), (10, 1887477), (15, 1258318), (30, 629159), (281, 67170), (562, 33585), (843, 22390), (1405, 13434), (1686, 11195), (2239, 8430), (2810, 6717), (4215, 4478)]