1888702915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{8237}}^1$

素因数の和:8643

約数の個数: 24

約数和(自身を含む): 2498091120

約数和(自身を除く): 609388205

約数列:

[1, 5, 11, 55, 121, 379, 605, 1895, 4169, 8237, 20845, 41185, 45859, 90607, 229295, 453035, 996677, 3121823, 4983385, 15609115, 34340053, 171700265, 377740583, 1888702915]

約数ペア:

[(1, 1888702915), (5, 377740583), (11, 171700265), (55, 34340053), (121, 15609115), (379, 4983385), (605, 3121823), (1895, 996677), (4169, 453035), (8237, 229295), (20845, 90607), (41185, 45859)]