2018974431

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{131213}}^1$

素因数の和:131462

約数の個数: 16

約数和(自身を含む): 2821625856

約数和(自身を除く): 802651425

約数列:

[1, 3, 23, 69, 223, 669, 5129, 15387, 131213, 393639, 3017899, 9053697, 29260499, 87781497, 672991477, 2018974431]

約数ペア:

[(1, 2018974431), (3, 672991477), (23, 87781497), (69, 29260499), (223, 9053697), (669, 3017899), (5129, 393639), (15387, 131213)]