18940620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315677}}^1$

素因数の和:315689

約数の個数: 24

約数和(自身を含む): 53033904

約数和(自身を除く): 34093284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315677, 631354, 947031, 1262708, 1578385, 1894062, 3156770, 3788124, 4735155, 6313540, 9470310, 18940620]

約数ペア:

[(1, 18940620), (2, 9470310), (3, 6313540), (4, 4735155), (5, 3788124), (6, 3156770), (10, 1894062), (12, 1578385), (15, 1262708), (20, 947031), (30, 631354), (60, 315677)]