208549168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{18541}}^1$

素因数の和:18605

約数の個数: 40

約数和(自身を含む): 436849520

約数和(自身を除く): 228300352

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 18541, 37082, 74164, 148328, 296656, 352279, 686017, 704558, 1372034, 1409116, 2744068, 2818232, 5488136, 5636464, 10976272, 13034323, 26068646, 52137292, 104274584, 208549168]

約数ペア:

[(1, 208549168), (2, 104274584), (4, 52137292), (8, 26068646), (16, 13034323), (19, 10976272), (37, 5636464), (38, 5488136), (74, 2818232), (76, 2744068), (148, 1409116), (152, 1372034), (296, 704558), (304, 686017), (592, 352279), (703, 296656), (1406, 148328), (2812, 74164), (5624, 37082), (11248, 18541)]