18201009

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1760

約数の個数: 16

約数和(自身を含む): 25312320

約数和(自身を除く): 7111311

約数列:

[1, 3, 29, 87, 131, 393, 1597, 3799, 4791, 11397, 46313, 138939, 209207, 627621, 6067003, 18201009]

約数ペア:

[(1, 18201009), (3, 6067003), (29, 627621), (87, 209207), (131, 138939), (393, 46313), (1597, 11397), (3799, 4791)]