81381452

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{911}}^1\times {\mathrm{971}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 148925952

約数和(自身を除く): 67544500

約数列:

[1, 2, 4, 23, 46, 92, 911, 971, 1822, 1942, 3644, 3884, 20953, 22333, 41906, 44666, 83812, 89332, 884581, 1769162, 3538324, 20345363, 40690726, 81381452]

約数ペア:

[(1, 81381452), (2, 40690726), (4, 20345363), (23, 3538324), (46, 1769162), (92, 884581), (911, 89332), (971, 83812), (1822, 44666), (1942, 41906), (3644, 22333), (3884, 20953)]