19203628

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 15390932

約数列:

[1, 2, 4, 43, 86, 172, 311, 359, 622, 718, 1244, 1436, 13373, 15437, 26746, 30874, 53492, 61748, 111649, 223298, 446596, 4800907, 9601814, 19203628]

約数ペア:

[(1, 19203628), (2, 9601814), (4, 4800907), (43, 446596), (86, 223298), (172, 111649), (311, 61748), (359, 53492), (622, 30874), (718, 26746), (1244, 15437), (1436, 13373)]