18627807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 9757473

約数列:

[1, 3, 11, 31, 33, 93, 131, 139, 341, 393, 417, 1023, 1441, 1529, 4061, 4309, 4323, 4587, 12183, 12927, 18209, 44671, 47399, 54627, 134013, 142197, 200299, 564479, 600897, 1693437, 6209269, 18627807]

約数ペア:

[(1, 18627807), (3, 6209269), (11, 1693437), (31, 600897), (33, 564479), (93, 200299), (131, 142197), (139, 134013), (341, 54627), (393, 47399), (417, 44671), (1023, 18209), (1441, 12927), (1529, 12183), (4061, 4587), (4309, 4323)]