18771468

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 32031732

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 29, 34, 38, 51, 57, 58, 68, 76, 87, 102, 114, 116, 167, 174, 204, 228, 323, 334, 348, 493, 501, 551, 646, 668, 969, 986, 1002, 1102, 1292, 1479, 1653, 1938, 1972, 2004, 2204, 2839, 2958, 3173, 3306, 3876, 4843, 5678, 5916, 6346, 6612, 8517, 9367, 9519, 9686, 11356, 12692, 14529, 17034, 18734, 19038, 19372, 28101, 29058, 34068, 37468, 38076, 53941, 56202, 58116, 82331, 92017, 107882, 112404, 161823, 164662, 184034, 215764, 246993, 276051, 323646, 329324, 368068, 493986, 552102, 647292, 987972, 1104204, 1564289, 3128578, 4692867, 6257156, 9385734, 18771468]

約数ペア:

[(1, 18771468), (2, 9385734), (3, 6257156), (4, 4692867), (6, 3128578), (12, 1564289), (17, 1104204), (19, 987972), (29, 647292), (34, 552102), (38, 493986), (51, 368068), (57, 329324), (58, 323646), (68, 276051), (76, 246993), (87, 215764), (102, 184034), (114, 164662), (116, 161823), (167, 112404), (174, 107882), (204, 92017), (228, 82331), (323, 58116), (334, 56202), (348, 53941), (493, 38076), (501, 37468), (551, 34068), (646, 29058), (668, 28101), (969, 19372), (986, 19038), (1002, 18734), (1102, 17034), (1292, 14529), (1479, 12692), (1653, 11356), (1938, 9686), (1972, 9519), (2004, 9367), (2204, 8517), (2839, 6612), (2958, 6346), (3173, 5916), (3306, 5678), (3876, 4843)]