218321104

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{81707}}^1$

素因数の和:81882

約数の個数: 20

約数和(自身を含む): 425535264

約数和(自身を除く): 207214160

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 81707, 163414, 326828, 653656, 1307312, 13645069, 27290138, 54580276, 109160552, 218321104]

約数ペア:

[(1, 218321104), (2, 109160552), (4, 54580276), (8, 27290138), (16, 13645069), (167, 1307312), (334, 653656), (668, 326828), (1336, 163414), (2672, 81707)]