19912654269

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{12841}}^1\times {\mathrm{4007}}^1$

素因数の和:16897

約数の個数: 24

約数和(自身を含む): 29441260992

約数和(自身を除く): 9528606723

約数列:

[1, 3, 9, 43, 129, 387, 4007, 12021, 12841, 36063, 38523, 115569, 172301, 516903, 552163, 1550709, 1656489, 4969467, 51453887, 154361661, 463084983, 2212517141, 6637551423, 19912654269]

約数ペア:

[(1, 19912654269), (3, 6637551423), (9, 2212517141), (43, 463084983), (129, 154361661), (387, 51453887), (4007, 4969467), (12021, 1656489), (12841, 1550709), (36063, 552163), (38523, 516903), (115569, 172301)]