18222789

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6581}}^1$

素因数の和:6668

約数の個数: 16

約数和(自身を含む): 26538624

約数和(自身を除く): 8315835

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 6581, 19743, 85553, 256659, 467251, 1401753, 6074263, 18222789]

約数ペア:

[(1, 18222789), (3, 6074263), (13, 1401753), (39, 467251), (71, 256659), (213, 85553), (923, 19743), (2769, 6581)]