20054861

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 22118400

約数和(自身を除く): 2063539

約数列:

[1, 19, 31, 79, 431, 589, 1501, 2449, 8189, 13361, 34049, 46531, 253859, 646931, 1055519, 20054861]

約数ペア:

[(1, 20054861), (19, 1055519), (31, 646931), (79, 253859), (431, 46531), (589, 34049), (1501, 13361), (2449, 8189)]