2009202004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1423}}^1\times {\mathrm{8209}}^1$

素因数の和:9679

約数の個数: 24

約数和(自身を含む): 3600840320

約数和(自身を除く): 1591638316

約数列:

[1, 2, 4, 43, 86, 172, 1423, 2846, 5692, 8209, 16418, 32836, 61189, 122378, 244756, 352987, 705974, 1411948, 11681407, 23362814, 46725628, 502300501, 1004601002, 2009202004]

約数ペア:

[(1, 2009202004), (2, 1004601002), (4, 502300501), (43, 46725628), (86, 23362814), (172, 11681407), (1423, 1411948), (2846, 705974), (5692, 352987), (8209, 244756), (16418, 122378), (32836, 61189)]