20197629

素因数分解:

$3^2\times {\mathrm{509}}^1\times {\mathrm{4409}}^1$

素因数の和:4924

約数の個数: 12

約数和(自身を含む): 29238300

約数和(自身を除く): 9040671

約数列:

[1, 3, 9, 509, 1527, 4409, 4581, 13227, 39681, 2244181, 6732543, 20197629]

約数ペア:

[(1, 20197629), (3, 6732543), (9, 2244181), (509, 39681), (1527, 13227), (4409, 4581)]