19903146

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2554

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 22605654

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2459, 2698, 4047, 4918, 7377, 8094, 14754, 46721, 93442, 140163, 174589, 280326, 349178, 523767, 1047534, 3317191, 6634382, 9951573, 19903146]

約数ペア:

[(1, 19903146), (2, 9951573), (3, 6634382), (6, 3317191), (19, 1047534), (38, 523767), (57, 349178), (71, 280326), (114, 174589), (142, 140163), (213, 93442), (426, 46721), (1349, 14754), (2459, 8094), (2698, 7377), (4047, 4918)]