20542818

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{148861}}^1$

素因数の和:148889

約数の個数: 16

約数和(自身を含む): 42872256

約数和(自身を除く): 22329438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 148861, 297722, 446583, 893166, 3423803, 6847606, 10271409, 20542818]

約数ペア:

[(1, 20542818), (2, 10271409), (3, 6847606), (6, 3423803), (23, 893166), (46, 446583), (69, 297722), (138, 148861)]