2019907827

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{344753}}^1$

素因数の和:344800

約数の個数: 32

約数和(自身を含む): 3530280960

約数和(自身を除く): 1510373133

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 344753, 1034259, 2413271, 3102777, 7239813, 9308331, 10687343, 21719439, 32062029, 65158317, 74811401, 96186087, 224434203, 288558261, 673302609, 2019907827]

約数ペア:

[(1, 2019907827), (3, 673302609), (7, 288558261), (9, 224434203), (21, 96186087), (27, 74811401), (31, 65158317), (63, 32062029), (93, 21719439), (189, 10687343), (217, 9308331), (279, 7239813), (651, 3102777), (837, 2413271), (1953, 1034259), (5859, 344753)]