20286318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260081}}^1$

素因数の和:260099

約数の個数: 16

約数和(自身を含む): 43693776

約数和(自身を除く): 23407458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260081, 520162, 780243, 1560486, 3381053, 6762106, 10143159, 20286318]

約数ペア:

[(1, 20286318), (2, 10143159), (3, 6762106), (6, 3381053), (13, 1560486), (26, 780243), (39, 520162), (78, 260081)]