64172956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2551}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 118616960

約数和(自身を除く): 54444004

約数列:

[1, 2, 4, 19, 38, 76, 331, 662, 1324, 2551, 5102, 6289, 10204, 12578, 25156, 48469, 96938, 193876, 844381, 1688762, 3377524, 16043239, 32086478, 64172956]

約数ペア:

[(1, 64172956), (2, 32086478), (4, 16043239), (19, 3377524), (38, 1688762), (76, 844381), (331, 193876), (662, 96938), (1324, 48469), (2551, 25156), (5102, 12578), (6289, 10204)]