20391666

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{12541}}^1$

素因数の和:12817

約数の個数: 16

約数和(自身を含む): 40937088

約数和(自身を除く): 20545422

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 12541, 25082, 37623, 75246, 3398611, 6797222, 10195833, 20391666]

約数ペア:

[(1, 20391666), (2, 10195833), (3, 6797222), (6, 3398611), (271, 75246), (542, 37623), (813, 25082), (1626, 12541)]