18017678

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1901}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 30949344

約数和(自身を除く): 12931666

約数列:

[1, 2, 7, 14, 677, 1354, 1901, 3802, 4739, 9478, 13307, 26614, 1286977, 2573954, 9008839, 18017678]

約数ペア:

[(1, 18017678), (2, 9008839), (7, 2573954), (14, 1286977), (677, 26614), (1354, 13307), (1901, 9478), (3802, 4739)]