19864812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13681}}^1$

素因数の和:13710

約数の個数: 36

約数和(自身を含む): 50951768

約数和(自身を除く): 31086956

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 13681, 27362, 41043, 54724, 82086, 150491, 164172, 300982, 451473, 601964, 902946, 1655401, 1805892, 3310802, 4966203, 6621604, 9932406, 19864812]

約数ペア:

[(1, 19864812), (2, 9932406), (3, 6621604), (4, 4966203), (6, 3310802), (11, 1805892), (12, 1655401), (22, 902946), (33, 601964), (44, 451473), (66, 300982), (121, 164172), (132, 150491), (242, 82086), (363, 54724), (484, 41043), (726, 27362), (1452, 13681)]