20656470018

素因数分解:

$2^1\times 3^1\times {\mathrm{20903}}^1\times {\mathrm{164701}}^1$

素因数の和:185609

約数の個数: 16

約数和(自身を含む): 41315167296

約数和(自身を除く): 20658697278

約数列:

[1, 2, 3, 6, 20903, 41806, 62709, 125418, 164701, 329402, 494103, 988206, 3442745003, 6885490006, 10328235009, 20656470018]

約数ペア:

[(1, 20656470018), (2, 10328235009), (3, 6885490006), (6, 3442745003), (20903, 988206), (41806, 494103), (62709, 329402), (125418, 164701)]