2019595227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{1979}}^1$

素因数の和:2323

約数の個数: 32

約数和(自身を含む): 2937876480

約数和(自身を除く): 918281253

約数列:

[1, 3, 13, 39, 137, 191, 411, 573, 1781, 1979, 2483, 5343, 5937, 7449, 25727, 26167, 77181, 78501, 271123, 340171, 377989, 813369, 1020513, 1133967, 3524599, 4913857, 10573797, 14741571, 51784493, 155353479, 673198409, 2019595227]

約数ペア:

[(1, 2019595227), (3, 673198409), (13, 155353479), (39, 51784493), (137, 14741571), (191, 10573797), (411, 4913857), (573, 3524599), (1781, 1133967), (1979, 1020513), (2483, 813369), (5343, 377989), (5937, 340171), (7449, 271123), (25727, 78501), (26167, 77181)]