20166412509

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{29303}}^1$

素因数の和:29742

約数の個数: 32

約数和(自身を含む): 30382387200

約数和(自身を除く): 10215974691

約数列:

[1, 3, 9, 27, 71, 213, 359, 639, 1077, 1917, 3231, 9693, 25489, 29303, 76467, 87909, 229401, 263727, 688203, 791181, 2080513, 6241539, 10519777, 18724617, 31559331, 56173851, 94677993, 284033979, 746904167, 2240712501, 6722137503, 20166412509]

約数ペア:

[(1, 20166412509), (3, 6722137503), (9, 2240712501), (27, 746904167), (71, 284033979), (213, 94677993), (359, 56173851), (639, 31559331), (1077, 18724617), (1917, 10519777), (3231, 6241539), (9693, 2080513), (25489, 791181), (29303, 688203), (76467, 263727), (87909, 229401)]