20656728

素因数分解:

$2^3\times 3^3\times {\mathrm{95633}}^1$

素因数の和:95648

約数の個数: 32

約数和(自身を含む): 57380400

約数和(自身を除く): 36723672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 95633, 191266, 286899, 382532, 573798, 765064, 860697, 1147596, 1721394, 2295192, 2582091, 3442788, 5164182, 6885576, 10328364, 20656728]

約数ペア:

[(1, 20656728), (2, 10328364), (3, 6885576), (4, 5164182), (6, 3442788), (8, 2582091), (9, 2295192), (12, 1721394), (18, 1147596), (24, 860697), (27, 765064), (36, 573798), (54, 382532), (72, 286899), (108, 191266), (216, 95633)]