18850060

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12911}}^1$

素因数の和:12993

約数の個数: 24

約数和(自身を含む): 40130496

約数和(自身を除く): 21280436

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 12911, 25822, 51644, 64555, 129110, 258220, 942503, 1885006, 3770012, 4712515, 9425030, 18850060]

約数ペア:

[(1, 18850060), (2, 9425030), (4, 4712515), (5, 3770012), (10, 1885006), (20, 942503), (73, 258220), (146, 129110), (292, 64555), (365, 51644), (730, 25822), (1460, 12911)]