20403766317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{190891}}^1$

素因数の和:191025

約数の個数: 32

約数和(自身を含む): 30787061760

約数和(自身を除く): 10383295443

約数列:

[1, 3, 11, 33, 41, 79, 123, 237, 451, 869, 1353, 2607, 3239, 9717, 35629, 106887, 190891, 572673, 2099801, 6299403, 7826531, 15080389, 23479593, 45241167, 86091841, 165884279, 258275523, 497652837, 618295949, 1854887847, 6801255439, 20403766317]

約数ペア:

[(1, 20403766317), (3, 6801255439), (11, 1854887847), (33, 618295949), (41, 497652837), (79, 258275523), (123, 165884279), (237, 86091841), (451, 45241167), (869, 23479593), (1353, 15080389), (2607, 7826531), (3239, 6299403), (9717, 2099801), (35629, 572673), (106887, 190891)]