20938654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5839}}^1$

素因数の和:6015

約数の個数: 16

約数和(自身を含む): 34479360

約数和(自身を除く): 13540706

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 5839, 11678, 64229, 128458, 951757, 1903514, 10469327, 20938654]

約数ペア:

[(1, 20938654), (2, 10469327), (11, 1903514), (22, 951757), (163, 128458), (326, 64229), (1793, 11678), (3586, 5839)]