20531822210

素因数分解:

$2^1\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{1231663}}^1$

素因数の和:1233337

約数の個数: 16

約数和(自身を含む): 36979479936

約数和(自身を除く): 16447657726

約数列:

[1, 2, 5, 10, 1667, 3334, 8335, 16670, 1231663, 2463326, 6158315, 12316630, 2053182221, 4106364442, 10265911105, 20531822210]

約数ペア:

[(1, 20531822210), (2, 10265911105), (5, 4106364442), (10, 2053182221), (1667, 12316630), (3334, 6158315), (8335, 2463326), (16670, 1231663)]