31744526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20323}}^1$

素因数の和:20407

約数の個数: 16

約数和(自身を含む): 52679808

約数和(自身を除く): 20935282

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 20323, 40646, 223553, 447106, 1442933, 2885866, 15872263, 31744526]

約数ペア:

[(1, 31744526), (2, 15872263), (11, 2885866), (22, 1442933), (71, 447106), (142, 223553), (781, 40646), (1562, 20323)]