19838195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1277}}^1$

素因数の和:1534

約数の個数: 16

約数和(自身を含む): 25764480

約数和(自身を除く): 5926285

約数列:

[1, 5, 13, 65, 239, 1195, 1277, 3107, 6385, 15535, 16601, 83005, 305203, 1526015, 3967639, 19838195]

約数ペア:

[(1, 19838195), (5, 3967639), (13, 1526015), (65, 305203), (239, 83005), (1195, 16601), (1277, 15535), (3107, 6385)]