18335268

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 55193600

約数和(自身を除く): 36858332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 84, 108, 126, 158, 189, 237, 252, 307, 316, 378, 474, 553, 614, 711, 756, 921, 948, 1106, 1228, 1422, 1659, 1842, 2133, 2149, 2212, 2763, 2844, 3318, 3684, 4266, 4298, 4977, 5526, 6447, 6636, 8289, 8532, 8596, 9954, 11052, 12894, 14931, 16578, 19341, 19908, 24253, 25788, 29862, 33156, 38682, 48506, 58023, 59724, 72759, 77364, 97012, 116046, 145518, 169771, 218277, 232092, 291036, 339542, 436554, 509313, 654831, 679084, 873108, 1018626, 1309662, 1527939, 2037252, 2619324, 3055878, 4583817, 6111756, 9167634, 18335268]

約数ペア:

[(1, 18335268), (2, 9167634), (3, 6111756), (4, 4583817), (6, 3055878), (7, 2619324), (9, 2037252), (12, 1527939), (14, 1309662), (18, 1018626), (21, 873108), (27, 679084), (28, 654831), (36, 509313), (42, 436554), (54, 339542), (63, 291036), (79, 232092), (84, 218277), (108, 169771), (126, 145518), (158, 116046), (189, 97012), (237, 77364), (252, 72759), (307, 59724), (316, 58023), (378, 48506), (474, 38682), (553, 33156), (614, 29862), (711, 25788), (756, 24253), (921, 19908), (948, 19341), (1106, 16578), (1228, 14931), (1422, 12894), (1659, 11052), (1842, 9954), (2133, 8596), (2149, 8532), (2212, 8289), (2763, 6636), (2844, 6447), (3318, 5526), (3684, 4977), (4266, 4298)]