189799372

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{20479}}^1$

素因数の和:20821

約数の個数: 24

約数和(自身を含む): 380764160

約数和(自身を除く): 190964788

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 2317, 4634, 9268, 20479, 40958, 81916, 143353, 286706, 573412, 6778549, 13557098, 27114196, 47449843, 94899686, 189799372]

約数ペア:

[(1, 189799372), (2, 94899686), (4, 47449843), (7, 27114196), (14, 13557098), (28, 6778549), (331, 573412), (662, 286706), (1324, 143353), (2317, 81916), (4634, 40958), (9268, 20479)]