20471176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{659}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 42055200

約数和(自身を除く): 21584024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 353, 659, 706, 1318, 1412, 2636, 2824, 3883, 5272, 7249, 7766, 14498, 15532, 28996, 31064, 57992, 232627, 465254, 930508, 1861016, 2558897, 5117794, 10235588, 20471176]

約数ペア:

[(1, 20471176), (2, 10235588), (4, 5117794), (8, 2558897), (11, 1861016), (22, 930508), (44, 465254), (88, 232627), (353, 57992), (659, 31064), (706, 28996), (1318, 15532), (1412, 14498), (2636, 7766), (2824, 7249), (3883, 5272)]