20561494

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{14419}}^1$

素因数の和:14475

約数の個数: 16

約数和(自身を含む): 33223680

約数和(自身を除く): 12662186

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 14419, 28838, 331637, 446989, 663274, 893978, 10280747, 20561494]

約数ペア:

[(1, 20561494), (2, 10280747), (23, 893978), (31, 663274), (46, 446989), (62, 331637), (713, 28838), (1426, 14419)]