20260779819

素因数分解:

$3^1\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{647951}}^1$

素因数の和:649450

約数の個数: 16

約数和(自身を含む): 30894351360

約数和(自身を除く): 10633571541

約数列:

[1, 3, 7, 21, 1489, 4467, 10423, 31269, 647951, 1943853, 4535657, 13606971, 964799039, 2894397117, 6753593273, 20260779819]

約数ペア:

[(1, 20260779819), (3, 6753593273), (7, 2894397117), (21, 964799039), (1489, 13606971), (4467, 4535657), (10423, 1943853), (31269, 647951)]