1900843790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{20543}}^1$

素因数の和:21056

約数の個数: 32

約数和(自身を含む): 3609169920

約数和(自身を除く): 1708326130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 487, 974, 2435, 4870, 9253, 18506, 20543, 41086, 46265, 92530, 102715, 205430, 390317, 780634, 1951585, 3903170, 10004441, 20008882, 50022205, 100044410, 190084379, 380168758, 950421895, 1900843790]

約数ペア:

[(1, 1900843790), (2, 950421895), (5, 380168758), (10, 190084379), (19, 100044410), (38, 50022205), (95, 20008882), (190, 10004441), (487, 3903170), (974, 1951585), (2435, 780634), (4870, 390317), (9253, 205430), (18506, 102715), (20543, 92530), (41086, 46265)]