20138305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1613}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 26495424

約数和(自身を除く): 6357119

約数列:

[1, 5, 11, 55, 227, 1135, 1613, 2497, 8065, 12485, 17743, 88715, 366151, 1830755, 4027661, 20138305]

約数ペア:

[(1, 20138305), (5, 4027661), (11, 1830755), (55, 366151), (227, 88715), (1135, 17743), (1613, 12485), (2497, 8065)]