61380944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{201911}}^1$

素因数の和:201938

約数の個数: 20

約数和(自身を含む): 125185440

約数和(自身を除く): 63804496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 201911, 403822, 807644, 1615288, 3230576, 3836309, 7672618, 15345236, 30690472, 61380944]

約数ペア:

[(1, 61380944), (2, 30690472), (4, 15345236), (8, 7672618), (16, 3836309), (19, 3230576), (38, 1615288), (76, 807644), (152, 403822), (304, 201911)]