19119573

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 30838444

約数和(自身を除く): 11718871

約数列:

[1, 3, 9, 11, 33, 97, 99, 121, 181, 291, 363, 543, 873, 1067, 1089, 1629, 1991, 3201, 5973, 9603, 11737, 17557, 17919, 21901, 35211, 52671, 65703, 105633, 158013, 193127, 197109, 579381, 1738143, 2124397, 6373191, 19119573]

約数ペア:

[(1, 19119573), (3, 6373191), (9, 2124397), (11, 1738143), (33, 579381), (97, 197109), (99, 193127), (121, 158013), (181, 105633), (291, 65703), (363, 52671), (543, 35211), (873, 21901), (1067, 17919), (1089, 17557), (1629, 11737), (1991, 9603), (3201, 5973)]