19974635545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2446373}}^1$

素因数の和:2446472

約数の個数: 16

約数和(自身を含む): 25364005632

約数和(自身を除く): 5389370087

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 2446373, 12231865, 56266579, 173692483, 281332895, 868462415, 3994927109, 19974635545]

約数ペア:

[(1, 19974635545), (5, 3994927109), (23, 868462415), (71, 281332895), (115, 173692483), (355, 56266579), (1633, 12231865), (8165, 2446373)]