19275990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{642533}}^1$

素因数の和:642543

約数の個数: 16

約数和(自身を含む): 46262448

約数和(自身を除く): 26986458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 642533, 1285066, 1927599, 3212665, 3855198, 6425330, 9637995, 19275990]

約数ペア:

[(1, 19275990), (2, 9637995), (3, 6425330), (5, 3855198), (6, 3212665), (10, 1927599), (15, 1285066), (30, 642533)]