20173896379

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{14221}}^1$

素因数の和:14396

約数の個数: 48

約数和(自身を含む): 26965594656

約数和(自身を除く): 6791698277

約数列:

[1, 7, 13, 17, 49, 91, 119, 131, 221, 637, 833, 917, 1547, 1703, 2227, 6419, 10829, 11921, 14221, 15589, 28951, 83447, 99547, 109123, 184873, 202657, 241757, 696829, 1294111, 1418599, 1692299, 1862951, 3142841, 9058777, 11846093, 13040657, 21999887, 24218363, 31670167, 91284599, 153999209, 169528541, 221691169, 411712171, 1186699787, 1551838183, 2881985197, 20173896379]

約数ペア:

[(1, 20173896379), (7, 2881985197), (13, 1551838183), (17, 1186699787), (49, 411712171), (91, 221691169), (119, 169528541), (131, 153999209), (221, 91284599), (637, 31670167), (833, 24218363), (917, 21999887), (1547, 13040657), (1703, 11846093), (2227, 9058777), (6419, 3142841), (10829, 1862951), (11921, 1692299), (14221, 1418599), (15589, 1294111), (28951, 696829), (83447, 241757), (99547, 202657), (109123, 184873)]