20213504619

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{579499}}^1$

素因数の和:579671

約数の個数: 32

約数和(自身を含む): 33824256000

約数和(自身を除く): 13610751381

約数列:

[1, 3, 7, 11, 21, 33, 77, 151, 231, 453, 1057, 1661, 3171, 4983, 11627, 34881, 579499, 1738497, 4056493, 6374489, 12169479, 19123467, 44621423, 87504349, 133864269, 262513047, 612530443, 962547839, 1837591329, 2887643517, 6737834873, 20213504619]

約数ペア:

[(1, 20213504619), (3, 6737834873), (7, 2887643517), (11, 1837591329), (21, 962547839), (33, 612530443), (77, 262513047), (151, 133864269), (231, 87504349), (453, 44621423), (1057, 19123467), (1661, 12169479), (3171, 6374489), (4983, 4056493), (11627, 1738497), (34881, 579499)]