18671688

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 41981112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 53, 54, 56, 63, 72, 84, 106, 108, 126, 159, 168, 189, 212, 216, 233, 252, 318, 371, 378, 424, 466, 477, 504, 636, 699, 742, 756, 932, 954, 1113, 1272, 1398, 1431, 1484, 1512, 1631, 1864, 1908, 2097, 2226, 2796, 2862, 2968, 3262, 3339, 3816, 4194, 4452, 4893, 5592, 5724, 6291, 6524, 6678, 8388, 8904, 9786, 10017, 11448, 12349, 12582, 13048, 13356, 14679, 16776, 19572, 20034, 24698, 25164, 26712, 29358, 37047, 39144, 40068, 44037, 49396, 50328, 58716, 74094, 80136, 86443, 88074, 98792, 111141, 117432, 148188, 172886, 176148, 222282, 259329, 296376, 333423, 345772, 352296, 444564, 518658, 666846, 691544, 777987, 889128, 1037316, 1333692, 1555974, 2074632, 2333961, 2667384, 3111948, 4667922, 6223896, 9335844, 18671688]

約数ペア:

[(1, 18671688), (2, 9335844), (3, 6223896), (4, 4667922), (6, 3111948), (7, 2667384), (8, 2333961), (9, 2074632), (12, 1555974), (14, 1333692), (18, 1037316), (21, 889128), (24, 777987), (27, 691544), (28, 666846), (36, 518658), (42, 444564), (53, 352296), (54, 345772), (56, 333423), (63, 296376), (72, 259329), (84, 222282), (106, 176148), (108, 172886), (126, 148188), (159, 117432), (168, 111141), (189, 98792), (212, 88074), (216, 86443), (233, 80136), (252, 74094), (318, 58716), (371, 50328), (378, 49396), (424, 44037), (466, 40068), (477, 39144), (504, 37047), (636, 29358), (699, 26712), (742, 25164), (756, 24698), (932, 20034), (954, 19572), (1113, 16776), (1272, 14679), (1398, 13356), (1431, 13048), (1484, 12582), (1512, 12349), (1631, 11448), (1864, 10017), (1908, 9786), (2097, 8904), (2226, 8388), (2796, 6678), (2862, 6524), (2968, 6291), (3262, 5724), (3339, 5592), (3816, 4893), (4194, 4452)]