20156286241

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1217}}^1\times {\mathrm{4919}}^1$

素因数の和:6193

約数の個数: 32

約数和(自身を含む): 25504335360

約数和(自身を除く): 5348049119

約数列:

[1, 7, 13, 37, 91, 259, 481, 1217, 3367, 4919, 8519, 15821, 34433, 45029, 63947, 110747, 182003, 315203, 447629, 585377, 1274021, 2366039, 4097639, 5986423, 16562273, 41904961, 77823499, 221497651, 544764493, 1550483557, 2879469463, 20156286241]

約数ペア:

[(1, 20156286241), (7, 2879469463), (13, 1550483557), (37, 544764493), (91, 221497651), (259, 77823499), (481, 41904961), (1217, 16562273), (3367, 5986423), (4919, 4097639), (8519, 2366039), (15821, 1274021), (34433, 585377), (45029, 447629), (63947, 315203), (110747, 182003)]