19777802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1301}}^1$

素因数の和:2005

約数の個数: 16

約数和(自身を含む): 32435424

約数和(自身を除く): 12657622

約数列:

[1, 2, 11, 22, 691, 1301, 1382, 2602, 7601, 14311, 15202, 28622, 898991, 1797982, 9888901, 19777802]

約数ペア:

[(1, 19777802), (2, 9888901), (11, 1797982), (22, 898991), (691, 28622), (1301, 15202), (1382, 14311), (2602, 7601)]