1921712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9239}}^1$

素因数の和:9260

約数の個数: 20

約数和(自身を含む): 4010160

約数和(自身を除く): 2088448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9239, 18478, 36956, 73912, 120107, 147824, 240214, 480428, 960856, 1921712]

約数ペア:

[(1, 1921712), (2, 960856), (4, 480428), (8, 240214), (13, 147824), (16, 120107), (26, 73912), (52, 36956), (104, 18478), (208, 9239)]