20875794

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1229}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 44280000

約数和(自身を除く): 23404206

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 1229, 2458, 2831, 3687, 5662, 7374, 8493, 16986, 23351, 46702, 70053, 140106, 183121, 366242, 549363, 1098726, 3479299, 6958598, 10437897, 20875794]

約数ペア:

[(1, 20875794), (2, 10437897), (3, 6958598), (6, 3479299), (19, 1098726), (38, 549363), (57, 366242), (114, 183121), (149, 140106), (298, 70053), (447, 46702), (894, 23351), (1229, 16986), (2458, 8493), (2831, 7374), (3687, 5662)]