18597789

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5179}}^1$

素因数の和:5214

約数の個数: 32

約数和(自身を含む): 33152000

約数和(自身を除く): 14554211

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5179, 15537, 36253, 46611, 98401, 108759, 139833, 295203, 326277, 688807, 885609, 978831, 2066421, 2656827, 6199263, 18597789]

約数ペア:

[(1, 18597789), (3, 6199263), (7, 2656827), (9, 2066421), (19, 978831), (21, 885609), (27, 688807), (57, 326277), (63, 295203), (133, 139833), (171, 108759), (189, 98401), (399, 46611), (513, 36253), (1197, 15537), (3591, 5179)]