18402704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2387

約数の個数: 40

約数和(自身を含む): 39071160

約数和(自身を除く): 20668456

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2333, 3944, 4666, 7888, 9332, 18664, 37328, 39661, 67657, 79322, 135314, 158644, 270628, 317288, 541256, 634576, 1082512, 1150169, 2300338, 4600676, 9201352, 18402704]

約数ペア:

[(1, 18402704), (2, 9201352), (4, 4600676), (8, 2300338), (16, 1150169), (17, 1082512), (29, 634576), (34, 541256), (58, 317288), (68, 270628), (116, 158644), (136, 135314), (232, 79322), (272, 67657), (464, 39661), (493, 37328), (986, 18664), (1972, 9332), (2333, 7888), (3944, 4666)]