20453994

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5475

約数の個数: 48

約数和(自身を含む): 50899680

約数和(自身を除く): 30445686

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5437, 10874, 16311, 32622, 48933, 59807, 97866, 103303, 119614, 179421, 206606, 309909, 358842, 538263, 619818, 929727, 1076526, 1136333, 1859454, 2272666, 3408999, 6817998, 10226997, 20453994]

約数ペア:

[(1, 20453994), (2, 10226997), (3, 6817998), (6, 3408999), (9, 2272666), (11, 1859454), (18, 1136333), (19, 1076526), (22, 929727), (33, 619818), (38, 538263), (57, 358842), (66, 309909), (99, 206606), (114, 179421), (171, 119614), (198, 103303), (209, 97866), (342, 59807), (418, 48933), (627, 32622), (1254, 16311), (1881, 10874), (3762, 5437)]