26639838

素因数分解:

$2^1\times 3^2\times {\mathrm{1479991}}^1$

素因数の和:1479999

約数の個数: 12

約数和(自身を含む): 57719688

約数和(自身を除く): 31079850

約数列:

[1, 2, 3, 6, 9, 18, 1479991, 2959982, 4439973, 8879946, 13319919, 26639838]

約数ペア:

[(1, 26639838), (2, 13319919), (3, 8879946), (6, 4439973), (9, 2959982), (18, 1479991)]