19892220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331537}}^1$

素因数の和:331549

約数の個数: 24

約数和(自身を含む): 55698384

約数和(自身を除く): 35806164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331537, 663074, 994611, 1326148, 1657685, 1989222, 3315370, 3978444, 4973055, 6630740, 9946110, 19892220]

約数ペア:

[(1, 19892220), (2, 9946110), (3, 6630740), (4, 4973055), (5, 3978444), (6, 3315370), (10, 1989222), (12, 1657685), (15, 1326148), (20, 994611), (30, 663074), (60, 331537)]