19880212707

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{449}}^1\times {\mathrm{35393}}^1$

素因数の和:35987

約数の個数: 24

約数和(自身を含む): 28987686000

約数和(自身を除く): 9107473293

約数列:

[1, 3, 9, 139, 417, 449, 1251, 1347, 4041, 35393, 62411, 106179, 187233, 318537, 561699, 4919627, 14758881, 15891457, 44276643, 47674371, 143023113, 2208912523, 6626737569, 19880212707]

約数ペア:

[(1, 19880212707), (3, 6626737569), (9, 2208912523), (139, 143023113), (417, 47674371), (449, 44276643), (1251, 15891457), (1347, 14758881), (4041, 4919627), (35393, 561699), (62411, 318537), (106179, 187233)]