20085786

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7591}}^1$

素因数の和:7616

約数の個数: 48

約数和(自身を含む): 51929280

約数和(自身を除く): 31843494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7591, 15182, 22773, 45546, 53137, 68319, 106274, 136638, 159411, 204957, 318822, 371959, 409914, 478233, 743918, 956466, 1115877, 1434699, 2231754, 2869398, 3347631, 6695262, 10042893, 20085786]

約数ペア:

[(1, 20085786), (2, 10042893), (3, 6695262), (6, 3347631), (7, 2869398), (9, 2231754), (14, 1434699), (18, 1115877), (21, 956466), (27, 743918), (42, 478233), (49, 409914), (54, 371959), (63, 318822), (98, 204957), (126, 159411), (147, 136638), (189, 106274), (294, 68319), (378, 53137), (441, 45546), (882, 22773), (1323, 15182), (2646, 7591)]