18869284

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4919}}^1$

素因数の和:5067

約数の個数: 24

約数和(自身を含む): 38021760

約数和(自身を除く): 19152476

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 4919, 9838, 19676, 34433, 68866, 137732, 673903, 1347806, 2695612, 4717321, 9434642, 18869284]

約数ペア:

[(1, 18869284), (2, 9434642), (4, 4717321), (7, 2695612), (14, 1347806), (28, 673903), (137, 137732), (274, 68866), (548, 34433), (959, 19676), (1918, 9838), (3836, 4919)]