20356937276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{75619}}^1$

素因数の和:75834

約数の個数: 48

約数和(自身を含む): 39840245760

約数和(自身を除く): 19483308484

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 167, 334, 403, 668, 806, 1612, 2171, 4342, 5177, 8684, 10354, 20708, 67301, 75619, 134602, 151238, 269204, 302476, 983047, 1966094, 2344189, 3932188, 4688378, 9376756, 12628373, 25256746, 30474457, 50513492, 60948914, 121897828, 164168849, 328337698, 391479563, 656675396, 782959126, 1565918252, 5089234319, 10178468638, 20356937276]

約数ペア:

[(1, 20356937276), (2, 10178468638), (4, 5089234319), (13, 1565918252), (26, 782959126), (31, 656675396), (52, 391479563), (62, 328337698), (124, 164168849), (167, 121897828), (334, 60948914), (403, 50513492), (668, 30474457), (806, 25256746), (1612, 12628373), (2171, 9376756), (4342, 4688378), (5177, 3932188), (8684, 2344189), (10354, 1966094), (20708, 983047), (67301, 302476), (75619, 269204), (134602, 151238)]