18552020

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3527}}^1$

素因数の和:3799

約数の個数: 24

約数和(自身を含む): 39118464

約数和(自身を除く): 20566444

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 3527, 5260, 7054, 14108, 17635, 35270, 70540, 927601, 1855202, 3710404, 4638005, 9276010, 18552020]

約数ペア:

[(1, 18552020), (2, 9276010), (4, 4638005), (5, 3710404), (10, 1855202), (20, 927601), (263, 70540), (526, 35270), (1052, 17635), (1315, 14108), (2630, 7054), (3527, 5260)]