25920376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{190591}}^1$

素因数の和:190614

約数の個数: 16

約数和(自身を含む): 51459840

約数和(自身を除く): 25539464

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 190591, 381182, 762364, 1524728, 3240047, 6480094, 12960188, 25920376]

約数ペア:

[(1, 25920376), (2, 12960188), (4, 6480094), (8, 3240047), (17, 1524728), (34, 762364), (68, 381182), (136, 190591)]