20512652958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2230121}}^1$

素因数の和:2230209

約数の個数: 48

約数和(自身を含む): 51489056736

約数和(自身を除く): 30976403778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 3066, 4599, 9198, 2230121, 4460242, 6690363, 13380726, 15610847, 20071089, 31221694, 40142178, 46832541, 93665082, 140497623, 162798833, 280995246, 325597666, 488396499, 976792998, 1139591831, 1465189497, 2279183662, 2930378994, 3418775493, 6837550986, 10256326479, 20512652958]

約数ペア:

[(1, 20512652958), (2, 10256326479), (3, 6837550986), (6, 3418775493), (7, 2930378994), (9, 2279183662), (14, 1465189497), (18, 1139591831), (21, 976792998), (42, 488396499), (63, 325597666), (73, 280995246), (126, 162798833), (146, 140497623), (219, 93665082), (438, 46832541), (511, 40142178), (657, 31221694), (1022, 20071089), (1314, 15610847), (1533, 13380726), (3066, 6690363), (4599, 4460242), (9198, 2230121)]