18077105

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 22453200

約数和(自身を除く): 4376095

約数列:

[1, 5, 41, 109, 205, 545, 809, 4045, 4469, 22345, 33169, 88181, 165845, 440905, 3615421, 18077105]

約数ペア:

[(1, 18077105), (5, 3615421), (41, 440905), (109, 165845), (205, 88181), (545, 33169), (809, 22345), (4045, 4469)]