20686003

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{941}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 23738400

約数和(自身を除く): 3052397

約数列:

[1, 13, 19, 89, 247, 941, 1157, 1691, 12233, 17879, 21983, 83749, 232427, 1088737, 1591231, 20686003]

約数ペア:

[(1, 20686003), (13, 1591231), (19, 1088737), (89, 232427), (247, 83749), (941, 21983), (1157, 17879), (1691, 12233)]