20373170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 38524032

約数和(自身を除く): 18150862

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 283, 313, 566, 626, 1415, 1565, 2830, 3130, 6509, 7199, 13018, 14398, 32545, 35995, 65090, 71990, 88579, 177158, 442895, 885790, 2037317, 4074634, 10186585, 20373170]

約数ペア:

[(1, 20373170), (2, 10186585), (5, 4074634), (10, 2037317), (23, 885790), (46, 442895), (115, 177158), (230, 88579), (283, 71990), (313, 65090), (566, 35995), (626, 32545), (1415, 14398), (1565, 13018), (2830, 7199), (3130, 6509)]