18932840

素因数分解:

$2^3\times 5^1\times {\mathrm{473321}}^1$

素因数の和:473332

約数の個数: 16

約数和(自身を含む): 42598980

約数和(自身を除く): 23666140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 473321, 946642, 1893284, 2366605, 3786568, 4733210, 9466420, 18932840]

約数ペア:

[(1, 18932840), (2, 9466420), (4, 4733210), (5, 3786568), (8, 2366605), (10, 1893284), (20, 946642), (40, 473321)]