20565330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{685511}}^1$

素因数の和:685521

約数の個数: 16

約数和(自身を含む): 49356864

約数和(自身を除く): 28791534

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 685511, 1371022, 2056533, 3427555, 4113066, 6855110, 10282665, 20565330]

約数ペア:

[(1, 20565330), (2, 10282665), (3, 6855110), (5, 4113066), (6, 3427555), (10, 2056533), (15, 1371022), (30, 685511)]