18213392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2309}}^1$

素因数の和:2363

約数の個数: 40

約数和(自身を含む): 38669400

約数和(自身を除く): 20456008

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2309, 3944, 4618, 7888, 9236, 18472, 36944, 39253, 66961, 78506, 133922, 157012, 267844, 314024, 535688, 628048, 1071376, 1138337, 2276674, 4553348, 9106696, 18213392]

約数ペア:

[(1, 18213392), (2, 9106696), (4, 4553348), (8, 2276674), (16, 1138337), (17, 1071376), (29, 628048), (34, 535688), (58, 314024), (68, 267844), (116, 157012), (136, 133922), (232, 78506), (272, 66961), (464, 39253), (493, 36944), (986, 18472), (1972, 9236), (2309, 7888), (3944, 4618)]