18291112

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 41296500

約数和(自身を除く): 23005388

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1609, 1624, 2842, 3218, 5684, 6436, 11263, 11368, 12872, 22526, 45052, 46661, 78841, 90104, 93322, 157682, 186644, 315364, 326627, 373288, 630728, 653254, 1306508, 2286389, 2613016, 4572778, 9145556, 18291112]

約数ペア:

[(1, 18291112), (2, 9145556), (4, 4572778), (7, 2613016), (8, 2286389), (14, 1306508), (28, 653254), (29, 630728), (49, 373288), (56, 326627), (58, 315364), (98, 186644), (116, 157682), (196, 93322), (203, 90104), (232, 78841), (392, 46661), (406, 45052), (812, 22526), (1421, 12872), (1609, 11368), (1624, 11263), (2842, 6436), (3218, 5684)]