18233748

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 126

約数和(自身を含む): 53205054

約数和(自身を除く): 34971306

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 37, 39, 52, 54, 74, 78, 81, 108, 111, 117, 148, 156, 162, 169, 222, 234, 243, 324, 333, 338, 351, 444, 468, 481, 486, 507, 666, 676, 702, 729, 962, 972, 999, 1014, 1053, 1332, 1404, 1443, 1458, 1521, 1924, 1998, 2028, 2106, 2886, 2916, 2997, 3042, 3159, 3996, 4212, 4329, 4563, 5772, 5994, 6084, 6253, 6318, 8658, 8991, 9126, 9477, 11988, 12506, 12636, 12987, 13689, 17316, 17982, 18252, 18759, 18954, 25012, 25974, 26973, 27378, 35964, 37518, 37908, 38961, 41067, 51948, 53946, 54756, 56277, 75036, 77922, 82134, 107892, 112554, 116883, 123201, 155844, 164268, 168831, 225108, 233766, 246402, 337662, 350649, 467532, 492804, 506493, 675324, 701298, 1012986, 1402596, 1519479, 2025972, 3038958, 4558437, 6077916, 9116874, 18233748]

約数ペア:

[(1, 18233748), (2, 9116874), (3, 6077916), (4, 4558437), (6, 3038958), (9, 2025972), (12, 1519479), (13, 1402596), (18, 1012986), (26, 701298), (27, 675324), (36, 506493), (37, 492804), (39, 467532), (52, 350649), (54, 337662), (74, 246402), (78, 233766), (81, 225108), (108, 168831), (111, 164268), (117, 155844), (148, 123201), (156, 116883), (162, 112554), (169, 107892), (222, 82134), (234, 77922), (243, 75036), (324, 56277), (333, 54756), (338, 53946), (351, 51948), (444, 41067), (468, 38961), (481, 37908), (486, 37518), (507, 35964), (666, 27378), (676, 26973), (702, 25974), (729, 25012), (962, 18954), (972, 18759), (999, 18252), (1014, 17982), (1053, 17316), (1332, 13689), (1404, 12987), (1443, 12636), (1458, 12506), (1521, 11988), (1924, 9477), (1998, 9126), (2028, 8991), (2106, 8658), (2886, 6318), (2916, 6253), (2997, 6084), (3042, 5994), (3159, 5772), (3996, 4563), (4212, 4329)]