18189728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1209

約数の個数: 48

約数和(自身を含む): 39259080

約数和(自身を除く): 21069352

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1153, 1972, 2306, 3944, 4612, 7888, 9224, 15776, 18448, 19601, 33437, 36896, 39202, 66874, 78404, 133748, 156808, 267496, 313616, 534992, 568429, 627232, 1069984, 1136858, 2273716, 4547432, 9094864, 18189728]

約数ペア:

[(1, 18189728), (2, 9094864), (4, 4547432), (8, 2273716), (16, 1136858), (17, 1069984), (29, 627232), (32, 568429), (34, 534992), (58, 313616), (68, 267496), (116, 156808), (136, 133748), (232, 78404), (272, 66874), (464, 39202), (493, 36896), (544, 33437), (928, 19601), (986, 18448), (1153, 15776), (1972, 9224), (2306, 7888), (3944, 4612)]