20162645644

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{450421}}^1$

素因数の和:450494

約数の個数: 36

約数和(自身を含む): 38440815168

約数和(自身を除く): 18278169524

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 361, 589, 722, 1178, 1444, 2356, 11191, 22382, 44764, 450421, 900842, 1801684, 8557999, 13963051, 17115998, 27926102, 34231996, 55852204, 162601981, 265297969, 325203962, 530595938, 650407924, 1061191876, 5040661411, 10081322822, 20162645644]

約数ペア:

[(1, 20162645644), (2, 10081322822), (4, 5040661411), (19, 1061191876), (31, 650407924), (38, 530595938), (62, 325203962), (76, 265297969), (124, 162601981), (361, 55852204), (589, 34231996), (722, 27926102), (1178, 17115998), (1444, 13963051), (2356, 8557999), (11191, 1801684), (22382, 900842), (44764, 450421)]