20996914216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{2803}}^1\times {\mathrm{25307}}^1$

素因数の和:28153

約数の個数: 32

約数和(自身を含む): 40449270240

約数和(自身を除く): 19452356024

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 2803, 5606, 11212, 22424, 25307, 50614, 101228, 103711, 202456, 207422, 414844, 829688, 936359, 1872718, 3745436, 7490872, 70935521, 141871042, 283742084, 567484168, 2624614277, 5249228554, 10498457108, 20996914216]

約数ペア:

[(1, 20996914216), (2, 10498457108), (4, 5249228554), (8, 2624614277), (37, 567484168), (74, 283742084), (148, 141871042), (296, 70935521), (2803, 7490872), (5606, 3745436), (11212, 1872718), (22424, 936359), (25307, 829688), (50614, 414844), (101228, 207422), (103711, 202456)]