18640770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{621359}}^1$

素因数の和:621369

約数の個数: 16

約数和(自身を含む): 44737920

約数和(自身を除く): 26097150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 621359, 1242718, 1864077, 3106795, 3728154, 6213590, 9320385, 18640770]

約数ペア:

[(1, 18640770), (2, 9320385), (3, 6213590), (5, 3728154), (6, 3106795), (10, 1864077), (15, 1242718), (30, 621359)]