20160478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25013}}^1$

素因数の和:25059

約数の個数: 16

約数和(自身を含む): 33618816

約数和(自身を除く): 13458338

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 25013, 50026, 325169, 650338, 775403, 1550806, 10080239, 20160478]

約数ペア:

[(1, 20160478), (2, 10080239), (13, 1550806), (26, 775403), (31, 650338), (62, 325169), (403, 50026), (806, 25013)]