19799958

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89189}}^1$

素因数の和:89231

約数の個数: 16

約数和(自身を含む): 40670640

約数和(自身を除く): 20870682

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 89189, 178378, 267567, 535134, 3299993, 6599986, 9899979, 19799958]

約数ペア:

[(1, 19799958), (2, 9899979), (3, 6599986), (6, 3299993), (37, 535134), (74, 267567), (111, 178378), (222, 89189)]