2007412048

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{619}}^1\times {\mathrm{1291}}^1$

素因数の和:2075

約数の個数: 40

約数和(自身を含む): 3923493920

約数和(自身を除く): 1916081872

約数列:

[1, 2, 4, 8, 16, 157, 314, 619, 628, 1238, 1256, 1291, 2476, 2512, 2582, 4952, 5164, 9904, 10328, 20656, 97183, 194366, 202687, 388732, 405374, 777464, 799129, 810748, 1554928, 1598258, 1621496, 3196516, 3242992, 6393032, 12786064, 125463253, 250926506, 501853012, 1003706024, 2007412048]

約数ペア:

[(1, 2007412048), (2, 1003706024), (4, 501853012), (8, 250926506), (16, 125463253), (157, 12786064), (314, 6393032), (619, 3242992), (628, 3196516), (1238, 1621496), (1256, 1598258), (1291, 1554928), (2476, 810748), (2512, 799129), (2582, 777464), (4952, 405374), (5164, 388732), (9904, 202687), (10328, 194366), (20656, 97183)]