18498858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10243}}^1$

素因数の和:10298

約数の個数: 32

約数和(自身を含む): 43270656

約数和(自身を除く): 24771798

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 10243, 20486, 30729, 61458, 71701, 143402, 215103, 430206, 440449, 880898, 1321347, 2642694, 3083143, 6166286, 9249429, 18498858]

約数ペア:

[(1, 18498858), (2, 9249429), (3, 6166286), (6, 3083143), (7, 2642694), (14, 1321347), (21, 880898), (42, 440449), (43, 430206), (86, 215103), (129, 143402), (258, 71701), (301, 61458), (602, 30729), (903, 20486), (1806, 10243)]