18927998

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2269}}^1$

素因数の和:2411

約数の個数: 16

約数和(自身を含む): 29364720

約数和(自身を除く): 10436722

約数列:

[1, 2, 43, 86, 97, 194, 2269, 4171, 4538, 8342, 97567, 195134, 220093, 440186, 9463999, 18927998]

約数ペア:

[(1, 18927998), (2, 9463999), (43, 440186), (86, 220093), (97, 195134), (194, 97567), (2269, 8342), (4171, 4538)]