17988916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1051}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 34463520

約数和(自身を除く): 16474604

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1051, 1556, 2102, 4204, 4279, 8558, 11561, 17116, 23122, 46244, 408839, 817678, 1635356, 4497229, 8994458, 17988916]

約数ペア:

[(1, 17988916), (2, 8994458), (4, 4497229), (11, 1635356), (22, 817678), (44, 408839), (389, 46244), (778, 23122), (1051, 17116), (1556, 11561), (2102, 8558), (4204, 4279)]