20102836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20347}}^1$

素因数の和:20383

約数の個数: 24

約数和(自身を含む): 39882080

約数和(自身を除く): 19779244

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20347, 40694, 81388, 264511, 386593, 529022, 773186, 1058044, 1546372, 5025709, 10051418, 20102836]

約数ペア:

[(1, 20102836), (2, 10051418), (4, 5025709), (13, 1546372), (19, 1058044), (26, 773186), (38, 529022), (52, 386593), (76, 264511), (247, 81388), (494, 40694), (988, 20347)]