19425861

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23719}}^1$

素因数の和:23745

約数の個数: 24

約数和(自身を含む): 34536320

約数和(自身を除く): 15110459

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23719, 71157, 166033, 213471, 308347, 498099, 925041, 1494297, 2158429, 2775123, 6475287, 19425861]

約数ペア:

[(1, 19425861), (3, 6475287), (7, 2775123), (9, 2158429), (13, 1494297), (21, 925041), (39, 498099), (63, 308347), (91, 213471), (117, 166033), (273, 71157), (819, 23719)]