18863874

素因数分解:

$2^1\times 3^3\times {\mathrm{349331}}^1$

素因数の和:349342

約数の個数: 16

約数和(自身を含む): 41919840

約数和(自身を除く): 23055966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 349331, 698662, 1047993, 2095986, 3143979, 6287958, 9431937, 18863874]

約数ペア:

[(1, 18863874), (2, 9431937), (3, 6287958), (6, 3143979), (9, 2095986), (18, 1047993), (27, 698662), (54, 349331)]