81941992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1151}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 167961600

約数和(自身を除く): 86019608

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 809, 1151, 1618, 2302, 3236, 4604, 6472, 8899, 9208, 12661, 17798, 25322, 35596, 50644, 71192, 101288, 931159, 1862318, 3724636, 7449272, 10242749, 20485498, 40970996, 81941992]

約数ペア:

[(1, 81941992), (2, 40970996), (4, 20485498), (8, 10242749), (11, 7449272), (22, 3724636), (44, 1862318), (88, 931159), (809, 101288), (1151, 71192), (1618, 50644), (2302, 35596), (3236, 25322), (4604, 17798), (6472, 12661), (8899, 9208)]