20356748

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 37332960

約数和(自身を除く): 16976212

約数列:

[1, 2, 4, 23, 46, 92, 409, 541, 818, 1082, 1636, 2164, 9407, 12443, 18814, 24886, 37628, 49772, 221269, 442538, 885076, 5089187, 10178374, 20356748]

約数ペア:

[(1, 20356748), (2, 10178374), (4, 5089187), (23, 885076), (46, 442538), (92, 221269), (409, 49772), (541, 37628), (818, 24886), (1082, 18814), (1636, 12443), (2164, 9407)]