20944818

素因数分解:

$2^1\times 3^4\times {\mathrm{129289}}^1$

素因数の和:129303

約数の個数: 20

約数和(自身を含む): 46932270

約数和(自身を除く): 25987452

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 129289, 258578, 387867, 775734, 1163601, 2327202, 3490803, 6981606, 10472409, 20944818]

約数ペア:

[(1, 20944818), (2, 10472409), (3, 6981606), (6, 3490803), (9, 2327202), (18, 1163601), (27, 775734), (54, 387867), (81, 258578), (162, 129289)]