19882148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34759}}^1$

素因数の和:34787

約数の個数: 24

約数和(自身を含む): 40877760

約数和(自身を除く): 20995612

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 34759, 69518, 139036, 382349, 451867, 764698, 903734, 1529396, 1807468, 4970537, 9941074, 19882148]

約数ペア:

[(1, 19882148), (2, 9941074), (4, 4970537), (11, 1807468), (13, 1529396), (22, 903734), (26, 764698), (44, 451867), (52, 382349), (143, 139036), (286, 69518), (572, 34759)]