3958004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{2741}}^1$

素因数の和:2783

約数の個数: 18

約数和(自身を含む): 7312914

約数和(自身を除く): 3354910

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 2741, 5482, 10964, 52079, 104158, 208316, 989501, 1979002, 3958004]

約数ペア:

[(1, 3958004), (2, 1979002), (4, 989501), (19, 208316), (38, 104158), (76, 52079), (361, 10964), (722, 5482), (1444, 2741)]