19834857

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1097}}^1$

素因数の和:1158

約数の個数: 36

約数和(自身を含む): 34171956

約数和(自身を除く): 14337099

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 1097, 2009, 2583, 3291, 6027, 7679, 9873, 18081, 23037, 44977, 53753, 69111, 134931, 161259, 314839, 404793, 483777, 944517, 2203873, 2833551, 6611619, 19834857]

約数ペア:

[(1, 19834857), (3, 6611619), (7, 2833551), (9, 2203873), (21, 944517), (41, 483777), (49, 404793), (63, 314839), (123, 161259), (147, 134931), (287, 69111), (369, 53753), (441, 44977), (861, 23037), (1097, 18081), (2009, 9873), (2583, 7679), (3291, 6027)]