64665284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1303}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 119394240

約数和(自身を除く): 54728956

約数列:

[1, 2, 4, 19, 38, 76, 653, 1303, 1306, 2606, 2612, 5212, 12407, 24757, 24814, 49514, 49628, 99028, 850859, 1701718, 3403436, 16166321, 32332642, 64665284]

約数ペア:

[(1, 64665284), (2, 32332642), (4, 16166321), (19, 3403436), (38, 1701718), (76, 850859), (653, 99028), (1303, 49628), (1306, 49514), (2606, 24814), (2612, 24757), (5212, 12407)]