20147116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457889}}^1$

素因数の和:457904

約数の個数: 12

約数和(自身を含む): 38462760

約数和(自身を除く): 18315644

約数列:

[1, 2, 4, 11, 22, 44, 457889, 915778, 1831556, 5036779, 10073558, 20147116]

約数ペア:

[(1, 20147116), (2, 10073558), (4, 5036779), (11, 1831556), (22, 915778), (44, 457889)]