20849569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 23692032

約数和(自身を除く): 2842463

約数列:

[1, 13, 23, 103, 299, 677, 1339, 2369, 8801, 15571, 30797, 69731, 202423, 906503, 1603813, 20849569]

約数ペア:

[(1, 20849569), (13, 1603813), (23, 906503), (103, 202423), (299, 69731), (677, 30797), (1339, 15571), (2369, 8801)]