18131304212

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15793819}}^1$

素因数の和:15793871

約数の個数: 24

約数和(自身を含む): 37147064640

約数和(自身を除く): 19015760428

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 15793819, 31587638, 63175276, 110556733, 221113466, 442226932, 647546579, 1295093158, 2590186316, 4532826053, 9065652106, 18131304212]

約数ペア:

[(1, 18131304212), (2, 9065652106), (4, 4532826053), (7, 2590186316), (14, 1295093158), (28, 647546579), (41, 442226932), (82, 221113466), (164, 110556733), (287, 63175276), (574, 31587638), (1148, 15793819)]