20021758

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{1171}}^1$

素因数の和:1359

約数の個数: 16

約数和(自身を含む): 30715776

約数和(自身を除く): 10694018

約数列:

[1, 2, 83, 103, 166, 206, 1171, 2342, 8549, 17098, 97193, 120613, 194386, 241226, 10010879, 20021758]

約数ペア:

[(1, 20021758), (2, 10010879), (83, 241226), (103, 194386), (166, 120613), (206, 97193), (1171, 17098), (2342, 8549)]