19441675

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{6427}}^1$

素因数の和:6459

約数の個数: 18

約数和(自身を含む): 26502644

約数和(自身を除く): 7060969

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 6427, 32135, 70697, 160675, 353485, 777667, 1767425, 3888335, 19441675]

約数ペア:

[(1, 19441675), (5, 3888335), (11, 1767425), (25, 777667), (55, 353485), (121, 160675), (275, 70697), (605, 32135), (3025, 6427)]