268336

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:580

約数の個数: 20

約数和(自身を含む): 537664

約数和(自身を除く): 269328

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 541, 1082, 2164, 4328, 8656, 16771, 33542, 67084, 134168, 268336]

約数ペア:

[(1, 268336), (2, 134168), (4, 67084), (8, 33542), (16, 16771), (31, 8656), (62, 4328), (124, 2164), (248, 1082), (496, 541)]