2018941808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9706451}}^1$

素因数の和:9706472

約数の個数: 20

約数和(自身を含む): 4212600168

約数和(自身を除く): 2193658360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9706451, 19412902, 38825804, 77651608, 126183863, 155303216, 252367726, 504735452, 1009470904, 2018941808]

約数ペア:

[(1, 2018941808), (2, 1009470904), (4, 504735452), (8, 252367726), (13, 155303216), (16, 126183863), (26, 77651608), (52, 38825804), (104, 19412902), (208, 9706451)]