18154383

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 27987456

約数和(自身を除く): 9833073

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 547, 851, 897, 1443, 1641, 2553, 7111, 11063, 12581, 20239, 21333, 33189, 37743, 60717, 163553, 263107, 465497, 490659, 789321, 1396491, 6051461, 18154383]

約数ペア:

[(1, 18154383), (3, 6051461), (13, 1396491), (23, 789321), (37, 490659), (39, 465497), (69, 263107), (111, 163553), (299, 60717), (481, 37743), (547, 33189), (851, 21333), (897, 20239), (1443, 12581), (1641, 11063), (2553, 7111)]