200987890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1057831}}^1$

素因数の和:1057857

約数の個数: 16

約数和(自身を含む): 380819520

約数和(自身を除く): 179831630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1057831, 2115662, 5289155, 10578310, 20098789, 40197578, 100493945, 200987890]

約数ペア:

[(1, 200987890), (2, 100493945), (5, 40197578), (10, 20098789), (19, 10578310), (38, 5289155), (95, 2115662), (190, 1057831)]