1131728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5441}}^1$

素因数の和:5462

約数の個数: 20

約数和(自身を含む): 2361828

約数和(自身を除く): 1230100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5441, 10882, 21764, 43528, 70733, 87056, 141466, 282932, 565864, 1131728]

約数ペア:

[(1, 1131728), (2, 565864), (4, 282932), (8, 141466), (13, 87056), (16, 70733), (26, 43528), (52, 21764), (104, 10882), (208, 5441)]