254216656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{836239}}^1$

素因数の和:836266

約数の個数: 20

約数和(自身を含む): 518468800

約数和(自身を除く): 264252144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 836239, 1672478, 3344956, 6689912, 13379824, 15888541, 31777082, 63554164, 127108328, 254216656]

約数ペア:

[(1, 254216656), (2, 127108328), (4, 63554164), (8, 31777082), (16, 15888541), (19, 13379824), (38, 6689912), (76, 3344956), (152, 1672478), (304, 836239)]