19658862

素因数分解:

$2^1\times 3^4\times {\mathrm{121351}}^1$

素因数の和:121365

約数の個数: 20

約数和(自身を含む): 44050776

約数和(自身を除く): 24391914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 121351, 242702, 364053, 728106, 1092159, 2184318, 3276477, 6552954, 9829431, 19658862]

約数ペア:

[(1, 19658862), (2, 9829431), (3, 6552954), (6, 3276477), (9, 2184318), (18, 1092159), (27, 728106), (54, 364053), (81, 242702), (162, 121351)]