18603508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:86

約数の個数: 108

約数和(自身を含む): 45730720

約数和(自身を除く): 27127212

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 121, 133, 154, 187, 209, 238, 242, 266, 289, 308, 323, 374, 418, 476, 484, 532, 578, 646, 748, 836, 847, 1156, 1292, 1309, 1463, 1694, 2023, 2057, 2261, 2299, 2618, 2926, 3179, 3388, 3553, 4046, 4114, 4522, 4598, 5236, 5491, 5852, 6358, 7106, 8092, 8228, 9044, 9196, 10982, 12716, 14212, 14399, 16093, 21964, 22253, 24871, 28798, 32186, 34969, 38437, 39083, 44506, 49742, 57596, 60401, 64372, 69938, 76874, 78166, 89012, 99484, 120802, 139876, 153748, 156332, 241604, 244783, 273581, 422807, 489566, 547162, 664411, 845614, 979132, 1094324, 1328822, 1691228, 2657644, 4650877, 9301754, 18603508]

約数ペア:

[(1, 18603508), (2, 9301754), (4, 4650877), (7, 2657644), (11, 1691228), (14, 1328822), (17, 1094324), (19, 979132), (22, 845614), (28, 664411), (34, 547162), (38, 489566), (44, 422807), (68, 273581), (76, 244783), (77, 241604), (119, 156332), (121, 153748), (133, 139876), (154, 120802), (187, 99484), (209, 89012), (238, 78166), (242, 76874), (266, 69938), (289, 64372), (308, 60401), (323, 57596), (374, 49742), (418, 44506), (476, 39083), (484, 38437), (532, 34969), (578, 32186), (646, 28798), (748, 24871), (836, 22253), (847, 21964), (1156, 16093), (1292, 14399), (1309, 14212), (1463, 12716), (1694, 10982), (2023, 9196), (2057, 9044), (2261, 8228), (2299, 8092), (2618, 7106), (2926, 6358), (3179, 5852), (3388, 5491), (3553, 5236), (4046, 4598), (4114, 4522)]