204039860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{536947}}^1$

素因数の和:536975

約数の個数: 24

約数和(自身を含む): 451036320

約数和(自身を除く): 246996460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 536947, 1073894, 2147788, 2684735, 5369470, 10201993, 10738940, 20403986, 40807972, 51009965, 102019930, 204039860]

約数ペア:

[(1, 204039860), (2, 102019930), (4, 51009965), (5, 40807972), (10, 20403986), (19, 10738940), (20, 10201993), (38, 5369470), (76, 2684735), (95, 2147788), (190, 1073894), (380, 536947)]