18399734

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:991

約数の個数: 16

約数和(自身を含む): 28392336

約数和(自身を除く): 9992602

約数列:

[1, 2, 41, 82, 457, 491, 914, 982, 18737, 20131, 37474, 40262, 224387, 448774, 9199867, 18399734]

約数ペア:

[(1, 18399734), (2, 9199867), (41, 448774), (82, 224387), (457, 40262), (491, 37474), (914, 20131), (982, 18737)]