19039980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317333}}^1$

素因数の和:317345

約数の個数: 24

約数和(自身を含む): 53312112

約数和(自身を除く): 34272132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317333, 634666, 951999, 1269332, 1586665, 1903998, 3173330, 3807996, 4759995, 6346660, 9519990, 19039980]

約数ペア:

[(1, 19039980), (2, 9519990), (3, 6346660), (4, 4759995), (5, 3807996), (6, 3173330), (10, 1903998), (12, 1586665), (15, 1269332), (20, 951999), (30, 634666), (60, 317333)]