19725633

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 30401280

約数和(自身を除く): 10675647

約数列:

[1, 3, 9, 27, 41, 103, 123, 173, 309, 369, 519, 927, 1107, 1557, 2781, 4223, 4671, 7093, 12669, 17819, 21279, 38007, 53457, 63837, 114021, 160371, 191511, 481113, 730579, 2191737, 6575211, 19725633]

約数ペア:

[(1, 19725633), (3, 6575211), (9, 2191737), (27, 730579), (41, 481113), (103, 191511), (123, 160371), (173, 114021), (309, 63837), (369, 53457), (519, 38007), (927, 21279), (1107, 17819), (1557, 12669), (2781, 7093), (4223, 4671)]