18228872

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{12589}}^1$

素因数の和:12776

約数の個数: 16

約数和(自身を含む): 34370700

約数和(自身を除く): 16141828

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 12589, 25178, 50356, 100712, 2278609, 4557218, 9114436, 18228872]

約数ペア:

[(1, 18228872), (2, 9114436), (4, 4557218), (8, 2278609), (181, 100712), (362, 50356), (724, 25178), (1448, 12589)]