20053136

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29147}}^1$

素因数の和:29198

約数の個数: 20

約数和(自身を含む): 39757872

約数和(自身を除く): 19704736

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29147, 58294, 116588, 233176, 466352, 1253321, 2506642, 5013284, 10026568, 20053136]

約数ペア:

[(1, 20053136), (2, 10026568), (4, 5013284), (8, 2506642), (16, 1253321), (43, 466352), (86, 233176), (172, 116588), (344, 58294), (688, 29147)]