20218850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21283}}^1$

素因数の和:21314

約数の個数: 24

約数和(自身を含む): 39588240

約数和(自身を除く): 19369390

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21283, 42566, 106415, 212830, 404377, 532075, 808754, 1064150, 2021885, 4043770, 10109425, 20218850]

約数ペア:

[(1, 20218850), (2, 10109425), (5, 4043770), (10, 2021885), (19, 1064150), (25, 808754), (38, 532075), (50, 404377), (95, 212830), (190, 106415), (475, 42566), (950, 21283)]