20104299

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1435

約数の個数: 24

約数和(自身を含む): 30934800

約数和(自身を除く): 10830501

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1321, 1691, 3963, 5073, 11889, 15219, 25099, 75297, 117569, 225891, 352707, 1058121, 2233811, 6701433, 20104299]

約数ペア:

[(1, 20104299), (3, 6701433), (9, 2233811), (19, 1058121), (57, 352707), (89, 225891), (171, 117569), (267, 75297), (801, 25099), (1321, 15219), (1691, 11889), (3963, 5073)]