18756474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 44115840

約数和(自身を除く): 25359366

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 73, 102, 146, 187, 219, 229, 374, 438, 458, 561, 687, 803, 1122, 1241, 1374, 1606, 2409, 2482, 2519, 3723, 3893, 4818, 5038, 7446, 7557, 7786, 11679, 13651, 15114, 16717, 23358, 27302, 33434, 40953, 42823, 50151, 81906, 85646, 100302, 128469, 183887, 256938, 284189, 367774, 551661, 568378, 852567, 1103322, 1705134, 3126079, 6252158, 9378237, 18756474]

約数ペア:

[(1, 18756474), (2, 9378237), (3, 6252158), (6, 3126079), (11, 1705134), (17, 1103322), (22, 852567), (33, 568378), (34, 551661), (51, 367774), (66, 284189), (73, 256938), (102, 183887), (146, 128469), (187, 100302), (219, 85646), (229, 81906), (374, 50151), (438, 42823), (458, 40953), (561, 33434), (687, 27302), (803, 23358), (1122, 16717), (1241, 15114), (1374, 13651), (1606, 11679), (2409, 7786), (2482, 7557), (2519, 7446), (3723, 5038), (3893, 4818)]