19634192

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20117}}^1$

素因数の和:20186

約数の個数: 20

約数和(自身を含む): 38666796

約数和(自身を除く): 19032604

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20117, 40234, 80468, 160936, 321872, 1227137, 2454274, 4908548, 9817096, 19634192]

約数ペア:

[(1, 19634192), (2, 9817096), (4, 4908548), (8, 2454274), (16, 1227137), (61, 321872), (122, 160936), (244, 80468), (488, 40234), (976, 20117)]