20668627441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3015997}}^1$

素因数の和:3016104

約数の個数: 16

約数和(自身を含む): 26058222720

約数和(自身を除く): 5389595279

約数列:

[1, 7, 11, 77, 89, 623, 979, 6853, 3015997, 21111979, 33175967, 232231769, 268423733, 1878966131, 2952661063, 20668627441]

約数ペア:

[(1, 20668627441), (7, 2952661063), (11, 1878966131), (77, 268423733), (89, 232231769), (623, 33175967), (979, 21111979), (6853, 3015997)]