19830713

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 23184000

約数和(自身を除く): 3353287

約数列:

[1, 7, 89, 139, 229, 623, 973, 1603, 12371, 20381, 31831, 86597, 142667, 222817, 2832959, 19830713]

約数ペア:

[(1, 19830713), (7, 2832959), (89, 222817), (139, 142667), (229, 86597), (623, 31831), (973, 20381), (1603, 12371)]