138839668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{20897}}^1$

素因数の和:21063

約数の個数: 24

約数和(自身を含む): 266825664

約数和(自身を除く): 127985996

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3322, 6644, 20897, 41794, 83588, 229867, 459734, 919468, 3155447, 6310894, 12621788, 34709917, 69419834, 138839668]

約数ペア:

[(1, 138839668), (2, 69419834), (4, 34709917), (11, 12621788), (22, 6310894), (44, 3155447), (151, 919468), (302, 459734), (604, 229867), (1661, 83588), (3322, 41794), (6644, 20897)]