18741138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{240271}}^1$

素因数の和:240289

約数の個数: 16

約数和(自身を含む): 40365696

約数和(自身を除く): 21624558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 240271, 480542, 720813, 1441626, 3123523, 6247046, 9370569, 18741138]

約数ペア:

[(1, 18741138), (2, 9370569), (3, 6247046), (6, 3123523), (13, 1441626), (26, 720813), (39, 480542), (78, 240271)]