193156688

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{280751}}^1$

素因数の和:280802

約数の個数: 20

約数和(自身を含む): 382945728

約数和(自身を除く): 189789040

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 280751, 561502, 1123004, 2246008, 4492016, 12072293, 24144586, 48289172, 96578344, 193156688]

約数ペア:

[(1, 193156688), (2, 96578344), (4, 48289172), (8, 24144586), (16, 12072293), (43, 4492016), (86, 2246008), (172, 1123004), (344, 561502), (688, 280751)]