19809954

素因数分解:

$2^1\times 3^3\times {\mathrm{366851}}^1$

素因数の和:366862

約数の個数: 16

約数和(自身を含む): 44022240

約数和(自身を除く): 24212286

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 366851, 733702, 1100553, 2201106, 3301659, 6603318, 9904977, 19809954]

約数ペア:

[(1, 19809954), (2, 9904977), (3, 6603318), (6, 3301659), (9, 2201106), (18, 1100553), (27, 733702), (54, 366851)]