40377916

素因数分解:

$2^2\times {\mathrm{193}}^2\times {\mathrm{271}}^1$

素因数の和:661

約数の個数: 18

約数和(自身を含む): 71291472

約数和(自身を除く): 30913556

約数列:

[1, 2, 4, 193, 271, 386, 542, 772, 1084, 37249, 52303, 74498, 104606, 148996, 209212, 10094479, 20188958, 40377916]

約数ペア:

[(1, 40377916), (2, 20188958), (4, 10094479), (193, 209212), (271, 148996), (386, 104606), (542, 74498), (772, 52303), (1084, 37249)]