20162221816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1637}}^1\times {\mathrm{8233}}^1$

素因数の和:9904

約数の個数: 64

約数和(自身を含む): 43698826080

約数和(自身を除く): 23536604264

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 1637, 3274, 6548, 8233, 13096, 16466, 18007, 27829, 32932, 36014, 55658, 65864, 72028, 90563, 111316, 139961, 144056, 181126, 222632, 279922, 306119, 362252, 559844, 612238, 724504, 1119688, 1224476, 1539571, 2448952, 3079142, 6158284, 12316568, 13477421, 26954842, 53909684, 107819368, 148251631, 229116157, 296503262, 458232314, 593006524, 916464628, 1186013048, 1832929256, 2520277727, 5040555454, 10081110908, 20162221816]

約数ペア:

[(1, 20162221816), (2, 10081110908), (4, 5040555454), (8, 2520277727), (11, 1832929256), (17, 1186013048), (22, 916464628), (34, 593006524), (44, 458232314), (68, 296503262), (88, 229116157), (136, 148251631), (187, 107819368), (374, 53909684), (748, 26954842), (1496, 13477421), (1637, 12316568), (3274, 6158284), (6548, 3079142), (8233, 2448952), (13096, 1539571), (16466, 1224476), (18007, 1119688), (27829, 724504), (32932, 612238), (36014, 559844), (55658, 362252), (65864, 306119), (72028, 279922), (90563, 222632), (111316, 181126), (139961, 144056)]