20785875266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{2226899}}^1$

素因数の和:2227273

約数の個数: 16

約数和(自身を含む): 33670728000

約数和(自身を除く): 12884852734

約数列:

[1, 2, 13, 26, 359, 718, 4667, 9334, 2226899, 4453798, 28949687, 57899374, 799456741, 1598913482, 10392937633, 20785875266]

約数ペア:

[(1, 20785875266), (2, 10392937633), (13, 1598913482), (26, 799456741), (359, 57899374), (718, 28949687), (4667, 4453798), (9334, 2226899)]