18813663

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6553}}^1$

素因数の和:6599

約数の個数: 24

約数和(自身を含む): 30672720

約数和(自身を除く): 11859057

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 6553, 19659, 58977, 72083, 190037, 216249, 570111, 648747, 1710333, 2090407, 6271221, 18813663]

約数ペア:

[(1, 18813663), (3, 6271221), (9, 2090407), (11, 1710333), (29, 648747), (33, 570111), (87, 216249), (99, 190037), (261, 72083), (319, 58977), (957, 19659), (2871, 6553)]