20543732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12619}}^1$

素因数の和:12671

約数の個数: 24

約数和(自身を含む): 40283040

約数和(自身を除く): 19739308

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12619, 25238, 50476, 138809, 277618, 466903, 555236, 933806, 1867612, 5135933, 10271866, 20543732]

約数ペア:

[(1, 20543732), (2, 10271866), (4, 5135933), (11, 1867612), (22, 933806), (37, 555236), (44, 466903), (74, 277618), (148, 138809), (407, 50476), (814, 25238), (1628, 12619)]