1891448

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1399}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 3843000

約数和(自身を除く): 1951552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1399, 2798, 5596, 11192, 18187, 36374, 72748, 145496, 236431, 472862, 945724, 1891448]

約数ペア:

[(1, 1891448), (2, 945724), (4, 472862), (8, 236431), (13, 145496), (26, 72748), (52, 36374), (104, 18187), (169, 11192), (338, 5596), (676, 2798), (1352, 1399)]