18838751931

素因数分解:

$3^3\times {\mathrm{877}}^1\times {\mathrm{795589}}^1$

素因数の和:796475

約数の個数: 16

約数和(自身を含む): 27941120800

約数和(自身を除く): 9102368869

約数列:

[1, 3, 9, 27, 877, 2631, 7893, 23679, 795589, 2386767, 7160301, 21480903, 697731553, 2093194659, 6279583977, 18838751931]

約数ペア:

[(1, 18838751931), (3, 6279583977), (9, 2093194659), (27, 697731553), (877, 21480903), (2631, 7160301), (7893, 2386767), (23679, 795589)]