2019937712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9711239}}^1$

素因数の和:9711260

約数の個数: 20

約数和(自身を含む): 4214678160

約数和(自身を除く): 2194740448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9711239, 19422478, 38844956, 77689912, 126246107, 155379824, 252492214, 504984428, 1009968856, 2019937712]

約数ペア:

[(1, 2019937712), (2, 1009968856), (4, 504984428), (8, 252492214), (13, 155379824), (16, 126246107), (26, 77689912), (52, 38844956), (104, 19422478), (208, 9711239)]