398992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2267}}^1$

素因数の和:2286

約数の個数: 20

約数和(自身を含む): 843696

約数和(自身を除く): 444704

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2267, 4534, 9068, 18136, 24937, 36272, 49874, 99748, 199496, 398992]

約数ペア:

[(1, 398992), (2, 199496), (4, 99748), (8, 49874), (11, 36272), (16, 24937), (22, 18136), (44, 9068), (88, 4534), (176, 2267)]