198105812

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{556477}}^1$

素因数の和:556570

約数の個数: 12

約数和(自身を含む): 350581140

約数和(自身を除く): 152475328

約数列:

[1, 2, 4, 89, 178, 356, 556477, 1112954, 2225908, 49526453, 99052906, 198105812]

約数ペア:

[(1, 198105812), (2, 99052906), (4, 49526453), (89, 2225908), (178, 1112954), (356, 556477)]