19495212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1307}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 50101632

約数和(自身を除く): 30606420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 113, 132, 226, 339, 452, 678, 1243, 1307, 1356, 2486, 2614, 3729, 3921, 4972, 5228, 7458, 7842, 14377, 14916, 15684, 28754, 43131, 57508, 86262, 147691, 172524, 295382, 443073, 590764, 886146, 1624601, 1772292, 3249202, 4873803, 6498404, 9747606, 19495212]

約数ペア:

[(1, 19495212), (2, 9747606), (3, 6498404), (4, 4873803), (6, 3249202), (11, 1772292), (12, 1624601), (22, 886146), (33, 590764), (44, 443073), (66, 295382), (113, 172524), (132, 147691), (226, 86262), (339, 57508), (452, 43131), (678, 28754), (1243, 15684), (1307, 14916), (1356, 14377), (2486, 7842), (2614, 7458), (3729, 5228), (3921, 4972)]