1990389670385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1\times {\mathrm{18278063}}^1$

素因数の和:18278848

約数の個数: 16

約数和(自身を含む): 2474118743040

約数和(自身を除く): 483729072655

約数列:

[1, 5, 29, 145, 751, 3755, 21779, 108895, 18278063, 91390315, 530063827, 2650319135, 13726825313, 68634126565, 398077934077, 1990389670385]

約数ペア:

[(1, 1990389670385), (5, 398077934077), (29, 68634126565), (145, 13726825313), (751, 2650319135), (3755, 530063827), (21779, 91390315), (108895, 18278063)]