18141618

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 47278080

約数和(自身を除く): 29136462

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 23, 33, 34, 37, 38, 46, 51, 57, 66, 69, 74, 102, 111, 114, 138, 187, 209, 222, 253, 323, 374, 391, 407, 418, 437, 506, 561, 627, 629, 646, 703, 759, 782, 814, 851, 874, 969, 1122, 1173, 1221, 1254, 1258, 1311, 1406, 1518, 1702, 1887, 1938, 2109, 2346, 2442, 2553, 2622, 3553, 3774, 4218, 4301, 4807, 5106, 6919, 7106, 7429, 7733, 8602, 9361, 9614, 10659, 11951, 12903, 13838, 14421, 14467, 14858, 15466, 16169, 18722, 20757, 21318, 22287, 23199, 23902, 25806, 28083, 28842, 28934, 32338, 35853, 41514, 43401, 44574, 46398, 48507, 56166, 71706, 81719, 86802, 97014, 131461, 159137, 163438, 177859, 245157, 262922, 274873, 318274, 355718, 394383, 477411, 490314, 533577, 549746, 788766, 824619, 954822, 1067154, 1649238, 3023603, 6047206, 9070809, 18141618]

約数ペア:

[(1, 18141618), (2, 9070809), (3, 6047206), (6, 3023603), (11, 1649238), (17, 1067154), (19, 954822), (22, 824619), (23, 788766), (33, 549746), (34, 533577), (37, 490314), (38, 477411), (46, 394383), (51, 355718), (57, 318274), (66, 274873), (69, 262922), (74, 245157), (102, 177859), (111, 163438), (114, 159137), (138, 131461), (187, 97014), (209, 86802), (222, 81719), (253, 71706), (323, 56166), (374, 48507), (391, 46398), (407, 44574), (418, 43401), (437, 41514), (506, 35853), (561, 32338), (627, 28934), (629, 28842), (646, 28083), (703, 25806), (759, 23902), (782, 23199), (814, 22287), (851, 21318), (874, 20757), (969, 18722), (1122, 16169), (1173, 15466), (1221, 14858), (1254, 14467), (1258, 14421), (1311, 13838), (1406, 12903), (1518, 11951), (1702, 10659), (1887, 9614), (1938, 9361), (2109, 8602), (2346, 7733), (2442, 7429), (2553, 7106), (2622, 6919), (3553, 5106), (3774, 4807), (4218, 4301)]