20215422723

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{4177}}^1$

素因数の和:4827

約数の個数: 32

約数和(自身を含む): 28589552640

約数和(自身を除く): 8374129917

約数列:

[1, 3, 19, 57, 197, 431, 591, 1293, 3743, 4177, 8189, 11229, 12531, 24567, 79363, 84907, 238089, 254721, 822869, 1613233, 1800287, 2468607, 4839699, 5400861, 15634511, 34205453, 46903533, 102616359, 354656539, 1063969617, 6738474241, 20215422723]

約数ペア:

[(1, 20215422723), (3, 6738474241), (19, 1063969617), (57, 354656539), (197, 102616359), (431, 46903533), (591, 34205453), (1293, 15634511), (3743, 5400861), (4177, 4839699), (8189, 2468607), (11229, 1800287), (12531, 1613233), (24567, 822869), (79363, 254721), (84907, 238089)]