20199973955

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3873437}}^1$

素因数の和:3873598

約数の個数: 16

約数和(自身を含む): 27888753600

約数和(自身を除く): 7688779645

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 3873437, 19367185, 27114059, 135570295, 577142113, 2885710565, 4039994791, 20199973955]

約数ペア:

[(1, 20199973955), (5, 4039994791), (7, 2885710565), (35, 577142113), (149, 135570295), (745, 27114059), (1043, 19367185), (5215, 3873437)]