20129376969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7480259}}^1$

素因数の和:7480301

約数の個数: 24

約数和(自身を含む): 32673775680

約数和(自身を除く): 12544398711

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 7480259, 22440777, 67322331, 97243367, 172045957, 291730101, 516137871, 875190303, 1548413613, 2236597441, 6709792323, 20129376969]

約数ペア:

[(1, 20129376969), (3, 6709792323), (9, 2236597441), (13, 1548413613), (23, 875190303), (39, 516137871), (69, 291730101), (117, 172045957), (207, 97243367), (299, 67322331), (897, 22440777), (2691, 7480259)]