20382538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{13049}}^1$

素因数の和:13133

約数の個数: 16

約数和(自身を含む): 33825600

約数和(自身を除く): 13443062

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 13049, 26098, 143539, 287078, 926479, 1852958, 10191269, 20382538]

約数ペア:

[(1, 20382538), (2, 10191269), (11, 1852958), (22, 926479), (71, 287078), (142, 143539), (781, 26098), (1562, 13049)]