20171664691

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{108649}}^1$

素因数の和:108846

約数の個数: 16

約数和(自身を含む): 21403180800

約数和(自身を除く): 1231516109

約数列:

[1, 31, 53, 113, 1643, 3503, 5989, 108649, 185659, 3368119, 5758397, 12277337, 178510307, 380597447, 650698861, 20171664691]

約数ペア:

[(1, 20171664691), (31, 650698861), (53, 380597447), (113, 178510307), (1643, 12277337), (3503, 5758397), (5989, 3368119), (108649, 185659)]