19843175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 27319680

約数和(自身を除く): 7476505

約数列:

[1, 5, 11, 25, 55, 59, 275, 295, 649, 1223, 1475, 3245, 6115, 13453, 16225, 30575, 67265, 72157, 336325, 360785, 793727, 1803925, 3968635, 19843175]

約数ペア:

[(1, 19843175), (5, 3968635), (11, 1803925), (25, 793727), (55, 360785), (59, 336325), (275, 72157), (295, 67265), (649, 30575), (1223, 16225), (1475, 13453), (3245, 6115)]