28249136

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22349}}^1$

素因数の和:22436

約数の個数: 20

約数和(自身を含む): 55428000

約数和(自身を除く): 27178864

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22349, 44698, 89396, 178792, 357584, 1765571, 3531142, 7062284, 14124568, 28249136]

約数ペア:

[(1, 28249136), (2, 14124568), (4, 7062284), (8, 3531142), (16, 1765571), (79, 357584), (158, 178792), (316, 89396), (632, 44698), (1264, 22349)]