20165689921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{12323}}^1$

素因数の和:12793

約数の個数: 24

約数和(自身を含む): 22841597376

約数和(自身を除く): 2675907455

約数列:

[1, 13, 23, 169, 299, 421, 3887, 5473, 9683, 12323, 71149, 125879, 160199, 283429, 1636427, 2082587, 3684577, 5187983, 47899501, 67443779, 119323609, 876769127, 1551206917, 20165689921]

約数ペア:

[(1, 20165689921), (13, 1551206917), (23, 876769127), (169, 119323609), (299, 67443779), (421, 47899501), (3887, 5187983), (5473, 3684577), (9683, 2082587), (12323, 1636427), (71149, 283429), (125879, 160199)]