20409814

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 31101840

約数和(自身を除く): 10692026

約数列:

[1, 2, 109, 218, 251, 373, 502, 746, 27359, 40657, 54718, 81314, 93623, 187246, 10204907, 20409814]

約数ペア:

[(1, 20409814), (2, 10204907), (109, 187246), (218, 93623), (251, 81314), (373, 54718), (502, 40657), (746, 27359)]