1780451728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{10116203}}^1$

素因数の和:10116222

約数の個数: 20

約数和(自身を含む): 3763227888

約数和(自身を除く): 1982776160

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 10116203, 20232406, 40464812, 80929624, 111278233, 161859248, 222556466, 445112932, 890225864, 1780451728]

約数ペア:

[(1, 1780451728), (2, 890225864), (4, 445112932), (8, 222556466), (11, 161859248), (16, 111278233), (22, 80929624), (44, 40464812), (88, 20232406), (176, 10116203)]