18306561

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67057}}^1$

素因数の和:67080

約数の個数: 16

約数和(自身を含む): 30041984

約数和(自身を除く): 11735423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 67057, 201171, 469399, 871741, 1408197, 2615223, 6102187, 18306561]

約数ペア:

[(1, 18306561), (3, 6102187), (7, 2615223), (13, 1408197), (21, 871741), (39, 469399), (91, 201171), (273, 67057)]