18820428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8387}}^1$

素因数の和:8422

約数の個数: 48

約数和(自身を含む): 50730624

約数和(自身を除く): 31910196

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 8387, 16774, 25161, 33548, 50322, 92257, 100644, 142579, 184514, 276771, 285158, 369028, 427737, 553542, 570316, 855474, 1107084, 1568369, 1710948, 3136738, 4705107, 6273476, 9410214, 18820428]

約数ペア:

[(1, 18820428), (2, 9410214), (3, 6273476), (4, 4705107), (6, 3136738), (11, 1710948), (12, 1568369), (17, 1107084), (22, 855474), (33, 570316), (34, 553542), (44, 427737), (51, 369028), (66, 285158), (68, 276771), (102, 184514), (132, 142579), (187, 100644), (204, 92257), (374, 50322), (561, 33548), (748, 25161), (1122, 16774), (2244, 8387)]