20907937077

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{12743}}^1\times {\mathrm{7703}}^1$

素因数の和:20520

約数の個数: 16

約数和(自身を含む): 28275775488

約数和(自身を除く): 7367838411

約数列:

[1, 3, 71, 213, 7703, 12743, 23109, 38229, 546913, 904753, 1640739, 2714259, 98159329, 294477987, 6969312359, 20907937077]

約数ペア:

[(1, 20907937077), (3, 6969312359), (71, 294477987), (213, 98159329), (7703, 2714259), (12743, 1640739), (23109, 904753), (38229, 546913)]