889920002

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{10463}}^1$

素因数の和:10574

約数の個数: 24

約数和(自身を含む): 1426201344

約数和(自身を除く): 536281342

約数列:

[1, 2, 23, 43, 46, 86, 989, 1849, 1978, 3698, 10463, 20926, 42527, 85054, 240649, 449909, 481298, 899818, 10347907, 19346087, 20695814, 38692174, 444960001, 889920002]

約数ペア:

[(1, 889920002), (2, 444960001), (23, 38692174), (43, 20695814), (46, 19346087), (86, 10347907), (989, 899818), (1849, 481298), (1978, 449909), (3698, 240649), (10463, 85054), (20926, 42527)]