20205854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{2069}}^1$

素因数の和:2347

約数の個数: 16

約数和(自身を含む): 32043600

約数和(自身を除く): 11837746

約数列:

[1, 2, 19, 38, 257, 514, 2069, 4138, 4883, 9766, 39311, 78622, 531733, 1063466, 10102927, 20205854]

約数ペア:

[(1, 20205854), (2, 10102927), (19, 1063466), (38, 531733), (257, 78622), (514, 39311), (2069, 9766), (4138, 4883)]