18935884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4261}}^1$

素因数の和:4377

約数の個数: 24

約数和(自身を含む): 36516816

約数和(自身を除く): 17580932

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4261, 4444, 8522, 17044, 46871, 93742, 187484, 430361, 860722, 1721444, 4733971, 9467942, 18935884]

約数ペア:

[(1, 18935884), (2, 9467942), (4, 4733971), (11, 1721444), (22, 860722), (44, 430361), (101, 187484), (202, 93742), (404, 46871), (1111, 17044), (2222, 8522), (4261, 4444)]