20179368005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{495017}}^1$

素因数の和:495316

約数の個数: 16

約数和(自身を含む): 25091472384

約数和(自身を除く): 4912104379

約数列:

[1, 5, 31, 155, 263, 1315, 8153, 40765, 495017, 2475085, 15345527, 76727635, 130189471, 650947355, 4035873601, 20179368005]

約数ペア:

[(1, 20179368005), (5, 4035873601), (31, 650947355), (155, 130189471), (263, 76727635), (1315, 15345527), (8153, 2475085), (40765, 495017)]