20041680339

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{345731}}^1$

素因数の和:345872

約数の個数: 32

約数和(自身を含む): 31530758400

約数和(自身を除く): 11489078061

約数列:

[1, 3, 9, 19, 27, 57, 113, 171, 339, 513, 1017, 2147, 3051, 6441, 19323, 57969, 345731, 1037193, 3111579, 6568889, 9334737, 19706667, 39067603, 59120001, 117202809, 177360003, 351608427, 742284457, 1054825281, 2226853371, 6680560113, 20041680339]

約数ペア:

[(1, 20041680339), (3, 6680560113), (9, 2226853371), (19, 1054825281), (27, 742284457), (57, 351608427), (113, 177360003), (171, 117202809), (339, 59120001), (513, 39067603), (1017, 19706667), (2147, 9334737), (3051, 6568889), (6441, 3111579), (19323, 1037193), (57969, 345731)]