1869395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 2509920

約数和(自身を除く): 640525

約数列:

[1, 5, 11, 41, 55, 205, 451, 829, 2255, 4145, 9119, 33989, 45595, 169945, 373879, 1869395]

約数ペア:

[(1, 1869395), (5, 373879), (11, 169945), (41, 45595), (55, 33989), (205, 9119), (451, 4145), (829, 2255)]