65512912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{215503}}^1$

素因数の和:215530

約数の個数: 20

約数和(自身を含む): 133612480

約数和(自身を除く): 68099568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 215503, 431006, 862012, 1724024, 3448048, 4094557, 8189114, 16378228, 32756456, 65512912]

約数ペア:

[(1, 65512912), (2, 32756456), (4, 16378228), (8, 8189114), (16, 4094557), (19, 3448048), (38, 1724024), (76, 862012), (152, 431006), (304, 215503)]