2861456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{13757}}^1$

素因数の和:13778

約数の個数: 20

約数和(自身を含む): 5970972

約数和(自身を除く): 3109516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 13757, 27514, 55028, 110056, 178841, 220112, 357682, 715364, 1430728, 2861456]

約数ペア:

[(1, 2861456), (2, 1430728), (4, 715364), (8, 357682), (13, 220112), (16, 178841), (26, 110056), (52, 55028), (104, 27514), (208, 13757)]