20339837

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2897}}^1$

素因数の和:2980

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 4698883

約数列:

[1, 7, 17, 59, 119, 413, 1003, 2897, 7021, 20279, 49249, 170923, 344743, 1196461, 2905691, 20339837]

約数ペア:

[(1, 20339837), (7, 2905691), (17, 1196461), (59, 344743), (119, 170923), (413, 49249), (1003, 20279), (2897, 7021)]