18621990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{206911}}^1$

素因数の和:206924

約数の個数: 24

約数和(自身を含む): 48417408

約数和(自身を除く): 29795418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 206911, 413822, 620733, 1034555, 1241466, 1862199, 2069110, 3103665, 3724398, 6207330, 9310995, 18621990]

約数ペア:

[(1, 18621990), (2, 9310995), (3, 6207330), (5, 3724398), (6, 3103665), (9, 2069110), (10, 1862199), (15, 1241466), (18, 1034555), (30, 620733), (45, 413822), (90, 206911)]