20168093589

素因数分解:

$3^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{870703}}^1$

素因数の和:871816

約数の個数: 16

約数和(自身を含む): 30760230912

約数和(自身を除く): 10592137323

約数列:

[1, 3, 7, 21, 1103, 3309, 7721, 23163, 870703, 2612109, 6094921, 18284763, 960385409, 2881156227, 6722697863, 20168093589]

約数ペア:

[(1, 20168093589), (3, 6722697863), (7, 2881156227), (21, 960385409), (1103, 18284763), (3309, 6094921), (7721, 2612109), (23163, 870703)]