194021090

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{178001}}^1$

素因数の和:178117

約数の個数: 16

約数和(自身を含む): 352443960

約数和(自身を除く): 158422870

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 178001, 356002, 890005, 1780010, 19402109, 38804218, 97010545, 194021090]

約数ペア:

[(1, 194021090), (2, 97010545), (5, 38804218), (10, 19402109), (109, 1780010), (218, 890005), (545, 356002), (1090, 178001)]