31309038

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{19993}}^1$

素因数の和:20033

約数の個数: 32

約数和(自身を含む): 71978400

約数和(自身を除く): 40669362

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 19993, 39986, 59979, 119958, 179937, 359874, 539811, 579797, 1079622, 1159594, 1739391, 3478782, 5218173, 10436346, 15654519, 31309038]

約数ペア:

[(1, 31309038), (2, 15654519), (3, 10436346), (6, 5218173), (9, 3478782), (18, 1739391), (27, 1159594), (29, 1079622), (54, 579797), (58, 539811), (87, 359874), (174, 179937), (261, 119958), (522, 59979), (783, 39986), (1566, 19993)]