18488834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 18283006

約数列:

[1, 2, 7, 13, 14, 26, 29, 31, 58, 62, 91, 113, 182, 203, 217, 226, 377, 403, 406, 434, 754, 791, 806, 899, 1469, 1582, 1798, 2639, 2821, 2938, 3277, 3503, 5278, 5642, 6293, 6554, 7006, 10283, 11687, 12586, 20566, 22939, 23374, 24521, 42601, 45539, 45878, 49042, 81809, 85202, 91078, 101587, 163618, 203174, 298207, 318773, 596414, 637546, 711109, 1320631, 1422218, 2641262, 9244417, 18488834]

約数ペア:

[(1, 18488834), (2, 9244417), (7, 2641262), (13, 1422218), (14, 1320631), (26, 711109), (29, 637546), (31, 596414), (58, 318773), (62, 298207), (91, 203174), (113, 163618), (182, 101587), (203, 91078), (217, 85202), (226, 81809), (377, 49042), (403, 45878), (406, 45539), (434, 42601), (754, 24521), (791, 23374), (806, 22939), (899, 20566), (1469, 12586), (1582, 11687), (1798, 10283), (2639, 7006), (2821, 6554), (2938, 6293), (3277, 5642), (3503, 5278)]