20456122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1249}}^1$

素因数の和:1701

約数の個数: 16

約数和(自身を含む): 32400000

約数和(自身を除く): 11943878

約数列:

[1, 2, 19, 38, 431, 862, 1249, 2498, 8189, 16378, 23731, 47462, 538319, 1076638, 10228061, 20456122]

約数ペア:

[(1, 20456122), (2, 10228061), (19, 1076638), (38, 538319), (431, 47462), (862, 23731), (1249, 16378), (2498, 8189)]