18155508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 50336832

約数和(自身を除く): 32181324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 257, 348, 406, 514, 609, 771, 812, 841, 1028, 1218, 1542, 1682, 1799, 2436, 2523, 3084, 3364, 3598, 5046, 5397, 5887, 7196, 7453, 10092, 10794, 11774, 14906, 17661, 21588, 22359, 23548, 29812, 35322, 44718, 52171, 70644, 89436, 104342, 156513, 208684, 216137, 313026, 432274, 626052, 648411, 864548, 1296822, 1512959, 2593644, 3025918, 4538877, 6051836, 9077754, 18155508]

約数ペア:

[(1, 18155508), (2, 9077754), (3, 6051836), (4, 4538877), (6, 3025918), (7, 2593644), (12, 1512959), (14, 1296822), (21, 864548), (28, 648411), (29, 626052), (42, 432274), (58, 313026), (84, 216137), (87, 208684), (116, 156513), (174, 104342), (203, 89436), (257, 70644), (348, 52171), (406, 44718), (514, 35322), (609, 29812), (771, 23548), (812, 22359), (841, 21588), (1028, 17661), (1218, 14906), (1542, 11774), (1682, 10794), (1799, 10092), (2436, 7453), (2523, 7196), (3084, 5887), (3364, 5397), (3598, 5046)]