20343884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{462361}}^1$

素因数の和:462376

約数の個数: 12

約数和(自身を含む): 38838408

約数和(自身を除く): 18494524

約数列:

[1, 2, 4, 11, 22, 44, 462361, 924722, 1849444, 5085971, 10171942, 20343884]

約数ペア:

[(1, 20343884), (2, 10171942), (4, 5085971), (11, 1849444), (22, 924722), (44, 462361)]