20369691

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 32352000

約数和(自身を除く): 11982309

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 673, 1121, 1593, 2019, 3363, 6057, 10089, 12787, 18171, 30267, 38361, 39707, 115083, 119121, 345249, 357363, 754433, 1072089, 2263299, 6789897, 20369691]

約数ペア:

[(1, 20369691), (3, 6789897), (9, 2263299), (19, 1072089), (27, 754433), (57, 357363), (59, 345249), (171, 119121), (177, 115083), (513, 39707), (531, 38361), (673, 30267), (1121, 18171), (1593, 12787), (2019, 10089), (3363, 6057)]