18161770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4027}}^1$

素因数の和:4086

約数の個数: 32

約数和(自身を含む): 36542016

約数和(自身を除く): 18380246

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4027, 4510, 8054, 20135, 40270, 44297, 88594, 165107, 221485, 330214, 442970, 825535, 1651070, 1816177, 3632354, 9080885, 18161770]

約数ペア:

[(1, 18161770), (2, 9080885), (5, 3632354), (10, 1816177), (11, 1651070), (22, 825535), (41, 442970), (55, 330214), (82, 221485), (110, 165107), (205, 88594), (410, 44297), (451, 40270), (902, 20135), (2255, 8054), (4027, 4510)]