20176004

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{11981}}^1$

素因数の和:12406

約数の個数: 12

約数和(自身を含む): 35394828

約数和(自身を除く): 15218824

約数列:

[1, 2, 4, 421, 842, 1684, 11981, 23962, 47924, 5044001, 10088002, 20176004]

約数ペア:

[(1, 20176004), (2, 10088002), (4, 5044001), (421, 47924), (842, 23962), (1684, 11981)]