18618834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{238703}}^1$

素因数の和:238721

約数の個数: 16

約数和(自身を含む): 40102272

約数和(自身を除く): 21483438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 238703, 477406, 716109, 1432218, 3103139, 6206278, 9309417, 18618834]

約数ペア:

[(1, 18618834), (2, 9309417), (3, 6206278), (6, 3103139), (13, 1432218), (26, 716109), (39, 477406), (78, 238703)]