20120971766

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{324647}}^1$

素因数の和:324908

約数の個数: 32

約数和(自身を含む): 36464463360

約数和(自身を除く): 16343491594

約数列:

[1, 2, 7, 14, 19, 38, 133, 233, 266, 466, 1631, 3262, 4427, 8854, 30989, 61978, 324647, 649294, 2272529, 4545058, 6168293, 12336586, 43178051, 75642751, 86356102, 151285502, 529499257, 1058998514, 1437212269, 2874424538, 10060485883, 20120971766]

約数ペア:

[(1, 20120971766), (2, 10060485883), (7, 2874424538), (14, 1437212269), (19, 1058998514), (38, 529499257), (133, 151285502), (233, 86356102), (266, 75642751), (466, 43178051), (1631, 12336586), (3262, 6168293), (4427, 4545058), (8854, 2272529), (30989, 649294), (61978, 324647)]