20165788

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 36701280

約数和(自身を除く): 16535492

約数列:

[1, 2, 4, 29, 58, 116, 263, 526, 661, 1052, 1322, 2644, 7627, 15254, 19169, 30508, 38338, 76676, 173843, 347686, 695372, 5041447, 10082894, 20165788]

約数ペア:

[(1, 20165788), (2, 10082894), (4, 5041447), (29, 695372), (58, 347686), (116, 173843), (263, 76676), (526, 38338), (661, 30508), (1052, 19169), (1322, 15254), (2644, 7627)]