19888041

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{911}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 28016640

約数和(自身を除く): 8128599

約数列:

[1, 3, 19, 57, 383, 911, 1149, 2733, 7277, 17309, 21831, 51927, 348913, 1046739, 6629347, 19888041]

約数ペア:

[(1, 19888041), (3, 6629347), (19, 1046739), (57, 348913), (383, 51927), (911, 21831), (1149, 17309), (2733, 7277)]