18389914

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 28185696

約数和(自身を除く): 9795782

約数列:

[1, 2, 61, 122, 307, 491, 614, 982, 18727, 29951, 37454, 59902, 150737, 301474, 9194957, 18389914]

約数ペア:

[(1, 18389914), (2, 9194957), (61, 301474), (122, 150737), (307, 59902), (491, 37454), (614, 29951), (982, 18727)]