18572020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15739}}^1$

素因数の和:15807

約数の個数: 24

約数和(自身を含む): 39664800

約数和(自身を除く): 21092780

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 15739, 31478, 62956, 78695, 157390, 314780, 928601, 1857202, 3714404, 4643005, 9286010, 18572020]

約数ペア:

[(1, 18572020), (2, 9286010), (4, 4643005), (5, 3714404), (10, 1857202), (20, 928601), (59, 314780), (118, 157390), (236, 78695), (295, 62956), (590, 31478), (1180, 15739)]