20803910402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{163973}}^1$

素因数の和:164138

約数の個数: 32

約数和(自身を含む): 34946138880

約数和(自身を除く): 14142228478

約数列:

[1, 2, 11, 22, 73, 79, 146, 158, 803, 869, 1606, 1738, 5767, 11534, 63437, 126874, 163973, 327946, 1803703, 3607406, 11970029, 12953867, 23940058, 25907734, 131670319, 142492537, 263340638, 284985074, 945632291, 1891264582, 10401955201, 20803910402]

約数ペア:

[(1, 20803910402), (2, 10401955201), (11, 1891264582), (22, 945632291), (73, 284985074), (79, 263340638), (146, 142492537), (158, 131670319), (803, 25907734), (869, 23940058), (1606, 12953867), (1738, 11970029), (5767, 3607406), (11534, 1803703), (63437, 327946), (126874, 163973)]