20802977294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1\times {\mathrm{11953}}^1$

素因数の和:12536

約数の個数: 32

約数和(自身を含む): 34289809920

約数和(自身を除く): 13486832626

約数列:

[1, 2, 11, 22, 239, 331, 478, 662, 2629, 3641, 5258, 7282, 11953, 23906, 79109, 131483, 158218, 262966, 870199, 1740398, 2856767, 3956443, 5713534, 7912886, 31424437, 43520873, 62848874, 87041746, 945589877, 1891179754, 10401488647, 20802977294]

約数ペア:

[(1, 20802977294), (2, 10401488647), (11, 1891179754), (22, 945589877), (239, 87041746), (331, 62848874), (478, 43520873), (662, 31424437), (2629, 7912886), (3641, 5713534), (5258, 3956443), (7282, 2856767), (11953, 1740398), (23906, 870199), (79109, 262966), (131483, 158218)]