20026323

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 32633640

約数和(自身を除く): 12607317

約数列:

[1, 3, 9, 17, 19, 51, 57, 83, 153, 171, 249, 323, 747, 969, 1411, 1577, 2907, 4233, 4731, 6889, 12699, 14193, 20667, 26809, 62001, 80427, 117113, 130891, 241281, 351339, 392673, 1054017, 1178019, 2225147, 6675441, 20026323]

約数ペア:

[(1, 20026323), (3, 6675441), (9, 2225147), (17, 1178019), (19, 1054017), (51, 392673), (57, 351339), (83, 241281), (153, 130891), (171, 117113), (249, 80427), (323, 62001), (747, 26809), (969, 20667), (1411, 14193), (1577, 12699), (2907, 6889), (4233, 4731)]