20173929858

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1112983}}^1$

素因数の和:1113063

約数の個数: 48

約数和(自身を含む): 46878886080

約数和(自身を除く): 26704956222

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 318, 342, 477, 954, 1007, 2014, 3021, 6042, 9063, 18126, 1112983, 2225966, 3338949, 6677898, 10016847, 20033694, 21146677, 42293354, 58988099, 63440031, 117976198, 126880062, 176964297, 190320093, 353928594, 380640186, 530892891, 1061785782, 1120773881, 2241547762, 3362321643, 6724643286, 10086964929, 20173929858]

約数ペア:

[(1, 20173929858), (2, 10086964929), (3, 6724643286), (6, 3362321643), (9, 2241547762), (18, 1120773881), (19, 1061785782), (38, 530892891), (53, 380640186), (57, 353928594), (106, 190320093), (114, 176964297), (159, 126880062), (171, 117976198), (318, 63440031), (342, 58988099), (477, 42293354), (954, 21146677), (1007, 20033694), (2014, 10016847), (3021, 6677898), (6042, 3338949), (9063, 2225966), (18126, 1112983)]