18705016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{212557}}^1$

素因数の和:212574

約数の個数: 16

約数和(自身を含む): 38260440

約数和(自身を除く): 19555424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 212557, 425114, 850228, 1700456, 2338127, 4676254, 9352508, 18705016]

約数ペア:

[(1, 18705016), (2, 9352508), (4, 4676254), (8, 2338127), (11, 1700456), (22, 850228), (44, 425114), (88, 212557)]