19118275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3659}}^1$

素因数の和:3699

約数の個数: 24

約数和(自身を含む): 27230400

約数和(自身を除く): 8112125

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 3659, 5225, 18295, 40249, 69521, 91475, 201245, 347605, 764731, 1006225, 1738025, 3823655, 19118275]

約数ペア:

[(1, 19118275), (5, 3823655), (11, 1738025), (19, 1006225), (25, 764731), (55, 347605), (95, 201245), (209, 91475), (275, 69521), (475, 40249), (1045, 18295), (3659, 5225)]