20025356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4327}}^1$

素因数の和:4433

約数の個数: 24

約数和(自身を含む): 38172960

約数和(自身を除く): 18147604

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4327, 4628, 8654, 17308, 56251, 112502, 225004, 385103, 770206, 1540412, 5006339, 10012678, 20025356]

約数ペア:

[(1, 20025356), (2, 10012678), (4, 5006339), (13, 1540412), (26, 770206), (52, 385103), (89, 225004), (178, 112502), (356, 56251), (1157, 17308), (2314, 8654), (4327, 4628)]