22517990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1$

素因数の和:1048

約数の個数: 32

約数和(自身を含む): 44439840

約数和(自身を除く): 21921850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 761, 1345, 1522, 2690, 2959, 3805, 5918, 7610, 8371, 14795, 16742, 29590, 41855, 83710, 204709, 409418, 1023545, 2047090, 2251799, 4503598, 11258995, 22517990]

約数ペア:

[(1, 22517990), (2, 11258995), (5, 4503598), (10, 2251799), (11, 2047090), (22, 1023545), (55, 409418), (110, 204709), (269, 83710), (538, 41855), (761, 29590), (1345, 16742), (1522, 14795), (2690, 8371), (2959, 7610), (3805, 5918)]