18355968

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 108

約数和(自身を含む): 54844608

約数和(自身を除く): 36488640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 257, 279, 288, 372, 384, 496, 514, 558, 576, 744, 768, 771, 992, 1028, 1116, 1152, 1488, 1542, 1984, 2056, 2232, 2304, 2313, 2976, 3084, 3968, 4112, 4464, 4626, 5952, 6168, 7936, 7967, 8224, 8928, 9252, 11904, 12336, 15934, 16448, 17856, 18504, 23808, 23901, 24672, 31868, 32896, 35712, 37008, 47802, 49344, 63736, 65792, 71424, 71703, 74016, 95604, 98688, 127472, 143406, 148032, 191208, 197376, 254944, 286812, 296064, 382416, 509888, 573624, 592128, 764832, 1019776, 1147248, 1529664, 2039552, 2294496, 3059328, 4588992, 6118656, 9177984, 18355968]

約数ペア:

[(1, 18355968), (2, 9177984), (3, 6118656), (4, 4588992), (6, 3059328), (8, 2294496), (9, 2039552), (12, 1529664), (16, 1147248), (18, 1019776), (24, 764832), (31, 592128), (32, 573624), (36, 509888), (48, 382416), (62, 296064), (64, 286812), (72, 254944), (93, 197376), (96, 191208), (124, 148032), (128, 143406), (144, 127472), (186, 98688), (192, 95604), (248, 74016), (256, 71703), (257, 71424), (279, 65792), (288, 63736), (372, 49344), (384, 47802), (496, 37008), (514, 35712), (558, 32896), (576, 31868), (744, 24672), (768, 23901), (771, 23808), (992, 18504), (1028, 17856), (1116, 16448), (1152, 15934), (1488, 12336), (1542, 11904), (1984, 9252), (2056, 8928), (2232, 8224), (2304, 7967), (2313, 7936), (2976, 6168), (3084, 5952), (3968, 4626), (4112, 4464)]