20645944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{234613}}^1$

素因数の和:234630

約数の個数: 16

約数和(自身を含む): 42230520

約数和(自身を除く): 21584576

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 234613, 469226, 938452, 1876904, 2580743, 5161486, 10322972, 20645944]

約数ペア:

[(1, 20645944), (2, 10322972), (4, 5161486), (8, 2580743), (11, 1876904), (22, 938452), (44, 469226), (88, 234613)]