20597609

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 22142976

約数和(自身を除く): 1545367

約数列:

[1, 31, 47, 67, 211, 1457, 2077, 3149, 6541, 9917, 14137, 97619, 307427, 438247, 664439, 20597609]

約数ペア:

[(1, 20597609), (31, 664439), (47, 438247), (67, 307427), (211, 97619), (1457, 14137), (2077, 9917), (3149, 6541)]