18361707

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 30471168

約数和(自身を除く): 12109461

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 653, 721, 1339, 1959, 2163, 4017, 4571, 8489, 9373, 13713, 25467, 28119, 59423, 67259, 178269, 201777, 470813, 874367, 1412439, 2623101, 6120569, 18361707]

約数ペア:

[(1, 18361707), (3, 6120569), (7, 2623101), (13, 1412439), (21, 874367), (39, 470813), (91, 201777), (103, 178269), (273, 67259), (309, 59423), (653, 28119), (721, 25467), (1339, 13713), (1959, 9373), (2163, 8489), (4017, 4571)]