18023958

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 80

約数和(自身を含む): 43257984

約数和(自身を除く): 25234026

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 37, 54, 62, 74, 81, 93, 97, 111, 162, 186, 194, 222, 279, 291, 333, 558, 582, 666, 837, 873, 999, 1147, 1674, 1746, 1998, 2294, 2511, 2619, 2997, 3007, 3441, 3589, 5022, 5238, 5994, 6014, 6882, 7178, 7857, 9021, 10323, 10767, 15714, 18042, 20646, 21534, 27063, 30969, 32301, 54126, 61938, 64602, 81189, 92907, 96903, 111259, 162378, 185814, 193806, 222518, 243567, 290709, 333777, 487134, 581418, 667554, 1001331, 2002662, 3003993, 6007986, 9011979, 18023958]

約数ペア:

[(1, 18023958), (2, 9011979), (3, 6007986), (6, 3003993), (9, 2002662), (18, 1001331), (27, 667554), (31, 581418), (37, 487134), (54, 333777), (62, 290709), (74, 243567), (81, 222518), (93, 193806), (97, 185814), (111, 162378), (162, 111259), (186, 96903), (194, 92907), (222, 81189), (279, 64602), (291, 61938), (333, 54126), (558, 32301), (582, 30969), (666, 27063), (837, 21534), (873, 20646), (999, 18042), (1147, 15714), (1674, 10767), (1746, 10323), (1998, 9021), (2294, 7857), (2511, 7178), (2619, 6882), (2997, 6014), (3007, 5994), (3441, 5238), (3589, 5022)]