18418060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11657}}^1$

素因数の和:11745

約数の個数: 24

約数和(自身を含む): 39170880

約数和(自身を除く): 20752820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 11657, 23314, 46628, 58285, 116570, 233140, 920903, 1841806, 3683612, 4604515, 9209030, 18418060]

約数ペア:

[(1, 18418060), (2, 9209030), (4, 4604515), (5, 3683612), (10, 1841806), (20, 920903), (79, 233140), (158, 116570), (316, 58285), (395, 46628), (790, 23314), (1580, 11657)]