20757594

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1861}}^1$

素因数の和:1903

約数の個数: 48

約数和(自身を含む): 49067424

約数和(自身を除く): 28309830

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 169, 286, 338, 429, 507, 858, 1014, 1859, 1861, 3718, 3722, 5577, 5583, 11154, 11166, 20471, 24193, 40942, 48386, 61413, 72579, 122826, 145158, 266123, 314509, 532246, 629018, 798369, 943527, 1596738, 1887054, 3459599, 6919198, 10378797, 20757594]

約数ペア:

[(1, 20757594), (2, 10378797), (3, 6919198), (6, 3459599), (11, 1887054), (13, 1596738), (22, 943527), (26, 798369), (33, 629018), (39, 532246), (66, 314509), (78, 266123), (143, 145158), (169, 122826), (286, 72579), (338, 61413), (429, 48386), (507, 40942), (858, 24193), (1014, 20471), (1859, 11166), (1861, 11154), (3718, 5583), (3722, 5577)]