19872842980

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3511103}}^1$

素因数の和:3511395

約数の個数: 24

約数和(自身を含む): 41880448512

約数和(自身を除く): 22007605532

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 3511103, 7022206, 14044412, 17555515, 35111030, 70222060, 993642149, 1987284298, 3974568596, 4968210745, 9936421490, 19872842980]

約数ペア:

[(1, 19872842980), (2, 9936421490), (4, 4968210745), (5, 3974568596), (10, 1987284298), (20, 993642149), (283, 70222060), (566, 35111030), (1132, 17555515), (1415, 14044412), (2830, 7022206), (5660, 3511103)]