20805216339

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{307147}}^1$

素因数の和:307554

約数の個数: 16

約数和(自身を含む): 28237958528

約数和(自身を除く): 7432742189

約数列:

[1, 3, 67, 201, 337, 1011, 22579, 67737, 307147, 921441, 20578849, 61736547, 103508539, 310525617, 6935072113, 20805216339]

約数ペア:

[(1, 20805216339), (3, 6935072113), (67, 310525617), (201, 103508539), (337, 61736547), (1011, 20578849), (22579, 921441), (67737, 307147)]