20502406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1601}}^1$

素因数の和:1959

約数の個数: 16

約数和(自身を含む): 32488560

約数和(自身を除く): 11986154

約数列:

[1, 2, 19, 38, 337, 674, 1601, 3202, 6403, 12806, 30419, 60838, 539537, 1079074, 10251203, 20502406]

約数ペア:

[(1, 20502406), (2, 10251203), (19, 1079074), (38, 539537), (337, 60838), (674, 30419), (1601, 12806), (3202, 6403)]