18150044020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12431537}}^1$

素因数の和:12431619

約数の個数: 24

約数和(自身を含む): 38637220104

約数和(自身を除く): 20487176084

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 12431537, 24863074, 49726148, 62157685, 124315370, 248630740, 907502201, 1815004402, 3630008804, 4537511005, 9075022010, 18150044020]

約数ペア:

[(1, 18150044020), (2, 9075022010), (4, 4537511005), (5, 3630008804), (10, 1815004402), (20, 907502201), (73, 248630740), (146, 124315370), (292, 62157685), (365, 49726148), (730, 24863074), (1460, 12431537)]