51499568

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{17783}}^1$

素因数の和:17972

約数の個数: 20

約数和(自身を含む): 100337328

約数和(自身を除く): 48837760

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 17783, 35566, 71132, 142264, 284528, 3218723, 6437446, 12874892, 25749784, 51499568]

約数ペア:

[(1, 51499568), (2, 25749784), (4, 12874892), (8, 6437446), (16, 3218723), (181, 284528), (362, 142264), (724, 71132), (1448, 35566), (2896, 17783)]