19729323

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 29492736

約数和(自身を除く): 9763413

約数列:

[1, 3, 9, 41, 123, 127, 369, 381, 421, 1143, 1263, 3789, 5207, 15621, 17261, 46863, 51783, 53467, 155349, 160401, 481203, 2192147, 6576441, 19729323]

約数ペア:

[(1, 19729323), (3, 6576441), (9, 2192147), (41, 481203), (123, 160401), (127, 155349), (369, 53467), (381, 51783), (421, 46863), (1143, 17261), (1263, 15621), (3789, 5207)]