18193147

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 3095813

約数列:

[1, 7, 79, 167, 197, 553, 1169, 1379, 13193, 15563, 32899, 92351, 108941, 230293, 2599021, 18193147]

約数ペア:

[(1, 18193147), (7, 2599021), (79, 230293), (167, 108941), (197, 92351), (553, 32899), (1169, 15563), (1379, 13193)]