18335988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2437}}^1$

素因数の和:2477

約数の個数: 72

約数和(自身を含む): 53245920

約数和(自身を除く): 34909932

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2437, 2508, 3762, 4874, 7311, 7524, 9748, 14622, 21933, 26807, 29244, 43866, 46303, 53614, 80421, 87732, 92606, 107228, 138909, 160842, 185212, 241263, 277818, 321684, 416727, 482526, 509333, 555636, 833454, 965052, 1018666, 1527999, 1666908, 2037332, 3055998, 4583997, 6111996, 9167994, 18335988]

約数ペア:

[(1, 18335988), (2, 9167994), (3, 6111996), (4, 4583997), (6, 3055998), (9, 2037332), (11, 1666908), (12, 1527999), (18, 1018666), (19, 965052), (22, 833454), (33, 555636), (36, 509333), (38, 482526), (44, 416727), (57, 321684), (66, 277818), (76, 241263), (99, 185212), (114, 160842), (132, 138909), (171, 107228), (198, 92606), (209, 87732), (228, 80421), (342, 53614), (396, 46303), (418, 43866), (627, 29244), (684, 26807), (836, 21933), (1254, 14622), (1881, 9748), (2437, 7524), (2508, 7311), (3762, 4874)]