18768398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23057}}^1$

素因数の和:23107

約数の個数: 16

約数和(自身を含む): 31543344

約数和(自身を除く): 12774946

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 23057, 46114, 253627, 507254, 853109, 1706218, 9384199, 18768398]

約数ペア:

[(1, 18768398), (2, 9384199), (11, 1706218), (22, 853109), (37, 507254), (74, 253627), (407, 46114), (814, 23057)]