18308048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 42586560

約数和(自身を除く): 24278512

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 34, 44, 58, 68, 88, 116, 136, 176, 187, 211, 232, 272, 319, 374, 422, 464, 493, 638, 748, 844, 986, 1276, 1496, 1688, 1972, 2321, 2552, 2992, 3376, 3587, 3944, 4642, 5104, 5423, 6119, 7174, 7888, 9284, 10846, 12238, 14348, 18568, 21692, 24476, 28696, 37136, 39457, 43384, 48952, 57392, 67309, 78914, 86768, 97904, 104023, 134618, 157828, 208046, 269236, 315656, 416092, 538472, 631312, 832184, 1076944, 1144253, 1664368, 2288506, 4577012, 9154024, 18308048]

約数ペア:

[(1, 18308048), (2, 9154024), (4, 4577012), (8, 2288506), (11, 1664368), (16, 1144253), (17, 1076944), (22, 832184), (29, 631312), (34, 538472), (44, 416092), (58, 315656), (68, 269236), (88, 208046), (116, 157828), (136, 134618), (176, 104023), (187, 97904), (211, 86768), (232, 78914), (272, 67309), (319, 57392), (374, 48952), (422, 43384), (464, 39457), (493, 37136), (638, 28696), (748, 24476), (844, 21692), (986, 18568), (1276, 14348), (1496, 12238), (1688, 10846), (1972, 9284), (2321, 7888), (2552, 7174), (2992, 6119), (3376, 5423), (3587, 5104), (3944, 4642)]