16980238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 28717920

約数和(自身を除く): 11737682

約数列:

[1, 2, 11, 22, 73, 97, 109, 146, 194, 218, 803, 1067, 1199, 1606, 2134, 2398, 7081, 7957, 10573, 14162, 15914, 21146, 77891, 87527, 116303, 155782, 175054, 232606, 771829, 1543658, 8490119, 16980238]

約数ペア:

[(1, 16980238), (2, 8490119), (11, 1543658), (22, 771829), (73, 232606), (97, 175054), (109, 155782), (146, 116303), (194, 87527), (218, 77891), (803, 21146), (1067, 15914), (1199, 14162), (1606, 10573), (2134, 7957), (2398, 7081)]