43889456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211007}}^1$

素因数の和:211028

約数の個数: 20

約数和(自身を含む): 91577472

約数和(自身を除く): 47688016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211007, 422014, 844028, 1688056, 2743091, 3376112, 5486182, 10972364, 21944728, 43889456]

約数ペア:

[(1, 43889456), (2, 21944728), (4, 10972364), (8, 5486182), (13, 3376112), (16, 2743091), (26, 1688056), (52, 844028), (104, 422014), (208, 211007)]