20465601

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12799}}^1$

素因数の和:12856

約数の個数: 16

約数和(自身を含む): 30105600

約数和(自身を除く): 9639999

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 12799, 38397, 166387, 499161, 524759, 1574277, 6821867, 20465601]

約数ペア:

[(1, 20465601), (3, 6821867), (13, 1574277), (39, 524759), (41, 499161), (123, 166387), (533, 38397), (1599, 12799)]