20702934956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{42774659}}^1$

素因数の和:42774685

約数の個数: 18

約数和(自身を含む): 39823208460

約数和(自身を除く): 19120273504

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 42774659, 85549318, 171098636, 470521249, 941042498, 1882084996, 5175733739, 10351467478, 20702934956]

約数ペア:

[(1, 20702934956), (2, 10351467478), (4, 5175733739), (11, 1882084996), (22, 941042498), (44, 470521249), (121, 171098636), (242, 85549318), (484, 42774659)]