81682184

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{10303}}^1$

素因数の和:11300

約数の個数: 16

約数和(自身を含む): 153323520

約数和(自身を除く): 71641336

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 10303, 20606, 41212, 82424, 10210273, 20420546, 40841092, 81682184]

約数ペア:

[(1, 81682184), (2, 40841092), (4, 20420546), (8, 10210273), (991, 82424), (1982, 41212), (3964, 20606), (7928, 10303)]