20892902

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:751

約数の個数: 16

約数和(自身を含む): 31838400

約数和(自身を除く): 10945498

約数列:

[1, 2, 109, 218, 239, 401, 478, 802, 26051, 43709, 52102, 87418, 95839, 191678, 10446451, 20892902]

約数ペア:

[(1, 20892902), (2, 10446451), (109, 191678), (218, 95839), (239, 87418), (401, 52102), (478, 43709), (802, 26051)]