20641562

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{18731}}^1$

素因数の和:18781

約数の個数: 16

約数和(自身を含む): 33717600

約数和(自身を除く): 13076038

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 18731, 37462, 355889, 543199, 711778, 1086398, 10320781, 20641562]

約数ペア:

[(1, 20641562), (2, 10320781), (19, 1086398), (29, 711778), (38, 543199), (58, 355889), (551, 37462), (1102, 18731)]