221736656

素因数分解:

$2^4\times {\mathrm{2789}}^1\times {\mathrm{4969}}^1$

素因数の和:7766

約数の個数: 20

約数和(自身を含む): 429855300

約数和(自身を除く): 208118644

約数列:

[1, 2, 4, 8, 16, 2789, 4969, 5578, 9938, 11156, 19876, 22312, 39752, 44624, 79504, 13858541, 27717082, 55434164, 110868328, 221736656]

約数ペア:

[(1, 221736656), (2, 110868328), (4, 55434164), (8, 27717082), (16, 13858541), (2789, 79504), (4969, 44624), (5578, 39752), (9938, 22312), (11156, 19876)]