16905776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{25771}}^1$

素因数の和:25820

約数の個数: 20

約数和(自身を含む): 33555144

約数和(自身を除く): 16649368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 25771, 51542, 103084, 206168, 412336, 1056611, 2113222, 4226444, 8452888, 16905776]

約数ペア:

[(1, 16905776), (2, 8452888), (4, 4226444), (8, 2113222), (16, 1056611), (41, 412336), (82, 206168), (164, 103084), (328, 51542), (656, 25771)]