19887582

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1783}}^1$

素因数の和:1825

約数の個数: 48

約数和(自身を含む): 47011968

約数和(自身を除く): 27124386

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 169, 286, 338, 429, 507, 858, 1014, 1783, 1859, 3566, 3718, 5349, 5577, 10698, 11154, 19613, 23179, 39226, 46358, 58839, 69537, 117678, 139074, 254969, 301327, 509938, 602654, 764907, 903981, 1529814, 1807962, 3314597, 6629194, 9943791, 19887582]

約数ペア:

[(1, 19887582), (2, 9943791), (3, 6629194), (6, 3314597), (11, 1807962), (13, 1529814), (22, 903981), (26, 764907), (33, 602654), (39, 509938), (66, 301327), (78, 254969), (143, 139074), (169, 117678), (286, 69537), (338, 58839), (429, 46358), (507, 39226), (858, 23179), (1014, 19613), (1783, 11154), (1859, 10698), (3566, 5577), (3718, 5349)]