81084004

素因数分解:

$2^2\times {\mathrm{1831}}^1\times {\mathrm{11071}}^1$

素因数の和:12906

約数の個数: 12

約数和(自身を含む): 141987328

約数和(自身を除く): 60903324

約数列:

[1, 2, 4, 1831, 3662, 7324, 11071, 22142, 44284, 20271001, 40542002, 81084004]

約数ペア:

[(1, 81084004), (2, 40542002), (4, 20271001), (1831, 44284), (3662, 22142), (7324, 11071)]