18957957

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8863}}^1$

素因数の和:8920

約数の個数: 16

約数和(自身を含む): 27230208

約数和(自身を除く): 8272251

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 8863, 26589, 203849, 274753, 611547, 824259, 6319319, 18957957]

約数ペア:

[(1, 18957957), (3, 6319319), (23, 824259), (31, 611547), (69, 274753), (93, 203849), (713, 26589), (2139, 8863)]